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| <div class="subTitle">org.apache.commons.math3.stat.descriptive</div> |
| <h2 title="Class DescriptiveStatistics" class="title">Class DescriptiveStatistics</h2> |
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| <ul class="inheritance"> |
| <li><a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">java.lang.Object</a></li> |
| <li> |
| <ul class="inheritance"> |
| <li>org.apache.commons.math3.stat.descriptive.DescriptiveStatistics</li> |
| </ul> |
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| <div class="description"> |
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| <dt>All Implemented Interfaces:</dt> |
| <dd><a href="http://docs.oracle.com/javase/6/docs/api/java/io/Serializable.html?is-external=true" title="class or interface in java.io">Serializable</a>, <a href="../../../../../../org/apache/commons/math3/stat/descriptive/StatisticalSummary.html" title="interface in org.apache.commons.math3.stat.descriptive">StatisticalSummary</a></dd> |
| </dl> |
| <dl> |
| <dt>Direct Known Subclasses:</dt> |
| <dd><a href="../../../../../../org/apache/commons/math3/stat/descriptive/SynchronizedDescriptiveStatistics.html" title="class in org.apache.commons.math3.stat.descriptive">SynchronizedDescriptiveStatistics</a></dd> |
| </dl> |
| <hr> |
| <br> |
| <pre>public class <span class="strong">DescriptiveStatistics</span> |
| extends <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> |
| implements <a href="../../../../../../org/apache/commons/math3/stat/descriptive/StatisticalSummary.html" title="interface in org.apache.commons.math3.stat.descriptive">StatisticalSummary</a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/io/Serializable.html?is-external=true" title="class or interface in java.io">Serializable</a></pre> |
| <div class="block">Maintains a dataset of values of a single variable and computes descriptive |
| statistics based on stored data. The <a href="../../../../../../org/apache/commons/math3/stat/descriptive/DescriptiveStatistics.html#getWindowSize()"><code>windowSize</code></a> |
| property sets a limit on the number of values that can be stored in the |
| dataset. The default value, INFINITE_WINDOW, puts no limit on the size of |
| the dataset. This value should be used with caution, as the backing store |
| will grow without bound in this case. For very large datasets, |
| <a href="../../../../../../org/apache/commons/math3/stat/descriptive/SummaryStatistics.html" title="class in org.apache.commons.math3.stat.descriptive"><code>SummaryStatistics</code></a>, which does not store the dataset, should be used |
| instead of this class. If <code>windowSize</code> is not INFINITE_WINDOW and |
| more values are added than can be stored in the dataset, new values are |
| added in a "rolling" manner, with new values replacing the "oldest" values |
| in the dataset. |
| |
| <p>Note: this class is not threadsafe. Use |
| <a href="../../../../../../org/apache/commons/math3/stat/descriptive/SynchronizedDescriptiveStatistics.html" title="class in org.apache.commons.math3.stat.descriptive"><code>SynchronizedDescriptiveStatistics</code></a> if concurrent access from multiple |
| threads is required.</p></div> |
| <dl><dt><span class="strong">Version:</span></dt> |
| <dd>$Id: DescriptiveStatistics.java 1422354 2012-12-15 20:59:01Z psteitz $</dd> |
| <dt><span class="strong">See Also:</span></dt><dd><a href="../../../../../../serialized-form.html#org.apache.commons.math3.stat.descriptive.DescriptiveStatistics">Serialized Form</a></dd></dl> |
| </li> |
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| <caption><span>Fields</span><span class="tabEnd"> </span></caption> |
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| <th class="colFirst" scope="col">Modifier and Type</th> |
| <th class="colLast" scope="col">Field and Description</th> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static int</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/math3/stat/descriptive/DescriptiveStatistics.html#INFINITE_WINDOW">INFINITE_WINDOW</a></strong></code> |
| <div class="block">Represents an infinite window size.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>protected int</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/math3/stat/descriptive/DescriptiveStatistics.html#windowSize">windowSize</a></strong></code> |
| <div class="block">hold the window size</div> |
| </td> |
| </tr> |
| </table> |
| </li> |
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| <h3>Constructor Summary</h3> |
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| <caption><span>Constructors</span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colOne" scope="col">Constructor and Description</th> |
| </tr> |
| <tr class="altColor"> |
| <td class="colOne"><code><strong><a href="../../../../../../org/apache/commons/math3/stat/descriptive/DescriptiveStatistics.html#DescriptiveStatistics()">DescriptiveStatistics</a></strong>()</code> |
| <div class="block">Construct a DescriptiveStatistics instance with an infinite window</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colOne"><code><strong><a href="../../../../../../org/apache/commons/math3/stat/descriptive/DescriptiveStatistics.html#DescriptiveStatistics(org.apache.commons.math3.stat.descriptive.DescriptiveStatistics)">DescriptiveStatistics</a></strong>(<a href="../../../../../../org/apache/commons/math3/stat/descriptive/DescriptiveStatistics.html" title="class in org.apache.commons.math3.stat.descriptive">DescriptiveStatistics</a> original)</code> |
| <div class="block">Copy constructor.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colOne"><code><strong><a href="../../../../../../org/apache/commons/math3/stat/descriptive/DescriptiveStatistics.html#DescriptiveStatistics(double[])">DescriptiveStatistics</a></strong>(double[] initialDoubleArray)</code> |
| <div class="block">Construct a DescriptiveStatistics instance with an infinite window |
| and the initial data values in double[] initialDoubleArray.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colOne"><code><strong><a href="../../../../../../org/apache/commons/math3/stat/descriptive/DescriptiveStatistics.html#DescriptiveStatistics(int)">DescriptiveStatistics</a></strong>(int window)</code> |
| <div class="block">Construct a DescriptiveStatistics instance with the specified window</div> |
| </td> |
| </tr> |
| </table> |
| </li> |
| </ul> |
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| <h3>Method Summary</h3> |
| <table class="overviewSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation"> |
| <caption><span>Methods</span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colFirst" scope="col">Modifier and Type</th> |
| <th class="colLast" scope="col">Method and Description</th> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/math3/stat/descriptive/DescriptiveStatistics.html#addValue(double)">addValue</a></strong>(double v)</code> |
| <div class="block">Adds the value to the dataset.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>double</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/math3/stat/descriptive/DescriptiveStatistics.html#apply(org.apache.commons.math3.stat.descriptive.UnivariateStatistic)">apply</a></strong>(<a href="../../../../../../org/apache/commons/math3/stat/descriptive/UnivariateStatistic.html" title="interface in org.apache.commons.math3.stat.descriptive">UnivariateStatistic</a> stat)</code> |
| <div class="block">Apply the given statistic to the data associated with this set of statistics.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/math3/stat/descriptive/DescriptiveStatistics.html#clear()">clear</a></strong>()</code> |
| <div class="block">Resets all statistics and storage</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../../../org/apache/commons/math3/stat/descriptive/DescriptiveStatistics.html" title="class in org.apache.commons.math3.stat.descriptive">DescriptiveStatistics</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/math3/stat/descriptive/DescriptiveStatistics.html#copy()">copy</a></strong>()</code> |
| <div class="block">Returns a copy of this DescriptiveStatistics instance with the same internal state.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/math3/stat/descriptive/DescriptiveStatistics.html#copy(org.apache.commons.math3.stat.descriptive.DescriptiveStatistics, org.apache.commons.math3.stat.descriptive.DescriptiveStatistics)">copy</a></strong>(<a href="../../../../../../org/apache/commons/math3/stat/descriptive/DescriptiveStatistics.html" title="class in org.apache.commons.math3.stat.descriptive">DescriptiveStatistics</a> source, |
| <a href="../../../../../../org/apache/commons/math3/stat/descriptive/DescriptiveStatistics.html" title="class in org.apache.commons.math3.stat.descriptive">DescriptiveStatistics</a> dest)</code> |
| <div class="block">Copies source to dest.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>double</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/math3/stat/descriptive/DescriptiveStatistics.html#getElement(int)">getElement</a></strong>(int index)</code> |
| <div class="block">Returns the element at the specified index</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>double</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/math3/stat/descriptive/DescriptiveStatistics.html#getGeometricMean()">getGeometricMean</a></strong>()</code> |
| <div class="block">Returns the <a href="http://www.xycoon.com/geometric_mean.htm"> |
| geometric mean </a> of the available values</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../../../org/apache/commons/math3/stat/descriptive/UnivariateStatistic.html" title="interface in org.apache.commons.math3.stat.descriptive">UnivariateStatistic</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/math3/stat/descriptive/DescriptiveStatistics.html#getGeometricMeanImpl()">getGeometricMeanImpl</a></strong>()</code> |
| <div class="block">Returns the currently configured geometric mean implementation.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>double</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/math3/stat/descriptive/DescriptiveStatistics.html#getKurtosis()">getKurtosis</a></strong>()</code> |
| <div class="block">Returns the Kurtosis of the available values.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../../../org/apache/commons/math3/stat/descriptive/UnivariateStatistic.html" title="interface in org.apache.commons.math3.stat.descriptive">UnivariateStatistic</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/math3/stat/descriptive/DescriptiveStatistics.html#getKurtosisImpl()">getKurtosisImpl</a></strong>()</code> |
| <div class="block">Returns the currently configured kurtosis implementation.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>double</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/math3/stat/descriptive/DescriptiveStatistics.html#getMax()">getMax</a></strong>()</code> |
| <div class="block">Returns the maximum of the available values</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../../../org/apache/commons/math3/stat/descriptive/UnivariateStatistic.html" title="interface in org.apache.commons.math3.stat.descriptive">UnivariateStatistic</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/math3/stat/descriptive/DescriptiveStatistics.html#getMaxImpl()">getMaxImpl</a></strong>()</code> |
| <div class="block">Returns the currently configured maximum implementation.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>double</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/math3/stat/descriptive/DescriptiveStatistics.html#getMean()">getMean</a></strong>()</code> |
| <div class="block">Returns the <a href="http://www.xycoon.com/arithmetic_mean.htm"> |
| arithmetic mean </a> of the available values</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../../../org/apache/commons/math3/stat/descriptive/UnivariateStatistic.html" title="interface in org.apache.commons.math3.stat.descriptive">UnivariateStatistic</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/math3/stat/descriptive/DescriptiveStatistics.html#getMeanImpl()">getMeanImpl</a></strong>()</code> |
| <div class="block">Returns the currently configured mean implementation.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>double</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/math3/stat/descriptive/DescriptiveStatistics.html#getMin()">getMin</a></strong>()</code> |
| <div class="block">Returns the minimum of the available values</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../../../org/apache/commons/math3/stat/descriptive/UnivariateStatistic.html" title="interface in org.apache.commons.math3.stat.descriptive">UnivariateStatistic</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/math3/stat/descriptive/DescriptiveStatistics.html#getMinImpl()">getMinImpl</a></strong>()</code> |
| <div class="block">Returns the currently configured minimum implementation.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>long</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/math3/stat/descriptive/DescriptiveStatistics.html#getN()">getN</a></strong>()</code> |
| <div class="block">Returns the number of available values</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>double</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/math3/stat/descriptive/DescriptiveStatistics.html#getPercentile(double)">getPercentile</a></strong>(double p)</code> |
| <div class="block">Returns an estimate for the pth percentile of the stored values.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code><a href="../../../../../../org/apache/commons/math3/stat/descriptive/UnivariateStatistic.html" title="interface in org.apache.commons.math3.stat.descriptive">UnivariateStatistic</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/math3/stat/descriptive/DescriptiveStatistics.html#getPercentileImpl()">getPercentileImpl</a></strong>()</code> |
| <div class="block">Returns the currently configured percentile implementation.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>double</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/math3/stat/descriptive/DescriptiveStatistics.html#getPopulationVariance()">getPopulationVariance</a></strong>()</code> |
| <div class="block">Returns the <a href="http://en.wikibooks.org/wiki/Statistics/Summary/Variance"> |
| population variance</a> of the available values.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>double</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/math3/stat/descriptive/DescriptiveStatistics.html#getSkewness()">getSkewness</a></strong>()</code> |
| <div class="block">Returns the skewness of the available values.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../../../org/apache/commons/math3/stat/descriptive/UnivariateStatistic.html" title="interface in org.apache.commons.math3.stat.descriptive">UnivariateStatistic</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/math3/stat/descriptive/DescriptiveStatistics.html#getSkewnessImpl()">getSkewnessImpl</a></strong>()</code> |
| <div class="block">Returns the currently configured skewness implementation.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>double[]</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/math3/stat/descriptive/DescriptiveStatistics.html#getSortedValues()">getSortedValues</a></strong>()</code> |
| <div class="block">Returns the current set of values in an array of double primitives, |
| sorted in ascending order.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>double</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/math3/stat/descriptive/DescriptiveStatistics.html#getStandardDeviation()">getStandardDeviation</a></strong>()</code> |
| <div class="block">Returns the standard deviation of the available values.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>double</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/math3/stat/descriptive/DescriptiveStatistics.html#getSum()">getSum</a></strong>()</code> |
| <div class="block">Returns the sum of the values that have been added to Univariate.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../../../org/apache/commons/math3/stat/descriptive/UnivariateStatistic.html" title="interface in org.apache.commons.math3.stat.descriptive">UnivariateStatistic</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/math3/stat/descriptive/DescriptiveStatistics.html#getSumImpl()">getSumImpl</a></strong>()</code> |
| <div class="block">Returns the currently configured sum implementation.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>double</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/math3/stat/descriptive/DescriptiveStatistics.html#getSumsq()">getSumsq</a></strong>()</code> |
| <div class="block">Returns the sum of the squares of the available values.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../../../org/apache/commons/math3/stat/descriptive/UnivariateStatistic.html" title="interface in org.apache.commons.math3.stat.descriptive">UnivariateStatistic</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/math3/stat/descriptive/DescriptiveStatistics.html#getSumsqImpl()">getSumsqImpl</a></strong>()</code> |
| <div class="block">Returns the currently configured sum of squares implementation.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>double[]</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/math3/stat/descriptive/DescriptiveStatistics.html#getValues()">getValues</a></strong>()</code> |
| <div class="block">Returns the current set of values in an array of double primitives.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>double</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/math3/stat/descriptive/DescriptiveStatistics.html#getVariance()">getVariance</a></strong>()</code> |
| <div class="block">Returns the (sample) variance of the available values.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code><a href="../../../../../../org/apache/commons/math3/stat/descriptive/UnivariateStatistic.html" title="interface in org.apache.commons.math3.stat.descriptive">UnivariateStatistic</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/math3/stat/descriptive/DescriptiveStatistics.html#getVarianceImpl()">getVarianceImpl</a></strong>()</code> |
| <div class="block">Returns the currently configured variance implementation.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>int</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/math3/stat/descriptive/DescriptiveStatistics.html#getWindowSize()">getWindowSize</a></strong>()</code> |
| <div class="block">Returns the maximum number of values that can be stored in the |
| dataset, or INFINITE_WINDOW (-1) if there is no limit.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/math3/stat/descriptive/DescriptiveStatistics.html#removeMostRecentValue()">removeMostRecentValue</a></strong>()</code> |
| <div class="block">Removes the most recent value from the dataset.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>double</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/math3/stat/descriptive/DescriptiveStatistics.html#replaceMostRecentValue(double)">replaceMostRecentValue</a></strong>(double v)</code> |
| <div class="block">Replaces the most recently stored value with the given value.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/math3/stat/descriptive/DescriptiveStatistics.html#setGeometricMeanImpl(org.apache.commons.math3.stat.descriptive.UnivariateStatistic)">setGeometricMeanImpl</a></strong>(<a href="../../../../../../org/apache/commons/math3/stat/descriptive/UnivariateStatistic.html" title="interface in org.apache.commons.math3.stat.descriptive">UnivariateStatistic</a> geometricMeanImpl)</code> |
| <div class="block">Sets the implementation for the gemoetric mean.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/math3/stat/descriptive/DescriptiveStatistics.html#setKurtosisImpl(org.apache.commons.math3.stat.descriptive.UnivariateStatistic)">setKurtosisImpl</a></strong>(<a href="../../../../../../org/apache/commons/math3/stat/descriptive/UnivariateStatistic.html" title="interface in org.apache.commons.math3.stat.descriptive">UnivariateStatistic</a> kurtosisImpl)</code> |
| <div class="block">Sets the implementation for the kurtosis.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/math3/stat/descriptive/DescriptiveStatistics.html#setMaxImpl(org.apache.commons.math3.stat.descriptive.UnivariateStatistic)">setMaxImpl</a></strong>(<a href="../../../../../../org/apache/commons/math3/stat/descriptive/UnivariateStatistic.html" title="interface in org.apache.commons.math3.stat.descriptive">UnivariateStatistic</a> maxImpl)</code> |
| <div class="block">Sets the implementation for the maximum.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/math3/stat/descriptive/DescriptiveStatistics.html#setMeanImpl(org.apache.commons.math3.stat.descriptive.UnivariateStatistic)">setMeanImpl</a></strong>(<a href="../../../../../../org/apache/commons/math3/stat/descriptive/UnivariateStatistic.html" title="interface in org.apache.commons.math3.stat.descriptive">UnivariateStatistic</a> meanImpl)</code> |
| <div class="block">Sets the implementation for the mean.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/math3/stat/descriptive/DescriptiveStatistics.html#setMinImpl(org.apache.commons.math3.stat.descriptive.UnivariateStatistic)">setMinImpl</a></strong>(<a href="../../../../../../org/apache/commons/math3/stat/descriptive/UnivariateStatistic.html" title="interface in org.apache.commons.math3.stat.descriptive">UnivariateStatistic</a> minImpl)</code> |
| <div class="block">Sets the implementation for the minimum.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/math3/stat/descriptive/DescriptiveStatistics.html#setPercentileImpl(org.apache.commons.math3.stat.descriptive.UnivariateStatistic)">setPercentileImpl</a></strong>(<a href="../../../../../../org/apache/commons/math3/stat/descriptive/UnivariateStatistic.html" title="interface in org.apache.commons.math3.stat.descriptive">UnivariateStatistic</a> percentileImpl)</code> |
| <div class="block">Sets the implementation to be used by <a href="../../../../../../org/apache/commons/math3/stat/descriptive/DescriptiveStatistics.html#getPercentile(double)"><code>getPercentile(double)</code></a>.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/math3/stat/descriptive/DescriptiveStatistics.html#setSkewnessImpl(org.apache.commons.math3.stat.descriptive.UnivariateStatistic)">setSkewnessImpl</a></strong>(<a href="../../../../../../org/apache/commons/math3/stat/descriptive/UnivariateStatistic.html" title="interface in org.apache.commons.math3.stat.descriptive">UnivariateStatistic</a> skewnessImpl)</code> |
| <div class="block">Sets the implementation for the skewness.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/math3/stat/descriptive/DescriptiveStatistics.html#setSumImpl(org.apache.commons.math3.stat.descriptive.UnivariateStatistic)">setSumImpl</a></strong>(<a href="../../../../../../org/apache/commons/math3/stat/descriptive/UnivariateStatistic.html" title="interface in org.apache.commons.math3.stat.descriptive">UnivariateStatistic</a> sumImpl)</code> |
| <div class="block">Sets the implementation for the sum.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/math3/stat/descriptive/DescriptiveStatistics.html#setSumsqImpl(org.apache.commons.math3.stat.descriptive.UnivariateStatistic)">setSumsqImpl</a></strong>(<a href="../../../../../../org/apache/commons/math3/stat/descriptive/UnivariateStatistic.html" title="interface in org.apache.commons.math3.stat.descriptive">UnivariateStatistic</a> sumsqImpl)</code> |
| <div class="block">Sets the implementation for the sum of squares.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/math3/stat/descriptive/DescriptiveStatistics.html#setVarianceImpl(org.apache.commons.math3.stat.descriptive.UnivariateStatistic)">setVarianceImpl</a></strong>(<a href="../../../../../../org/apache/commons/math3/stat/descriptive/UnivariateStatistic.html" title="interface in org.apache.commons.math3.stat.descriptive">UnivariateStatistic</a> varianceImpl)</code> |
| <div class="block">Sets the implementation for the variance.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/math3/stat/descriptive/DescriptiveStatistics.html#setWindowSize(int)">setWindowSize</a></strong>(int windowSize)</code> |
| <div class="block">WindowSize controls the number of values that contribute to the |
| reported statistics.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code><a href="http://docs.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/math3/stat/descriptive/DescriptiveStatistics.html#toString()">toString</a></strong>()</code> |
| <div class="block">Generates a text report displaying univariate statistics from values |
| that have been added.</div> |
| </td> |
| </tr> |
| </table> |
| <ul class="blockList"> |
| <li class="blockList"><a name="methods_inherited_from_class_java.lang.Object"> |
| <!-- --> |
| </a> |
| <h3>Methods inherited from class java.lang.<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></h3> |
| <code><a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#clone()" title="class or interface in java.lang">clone</a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#equals(java.lang.Object)" title="class or interface in java.lang">equals</a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#finalize()" title="class or interface in java.lang">finalize</a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#getClass()" title="class or interface in java.lang">getClass</a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#hashCode()" title="class or interface in java.lang">hashCode</a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#notify()" title="class or interface in java.lang">notify</a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#notifyAll()" title="class or interface in java.lang">notifyAll</a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#wait()" title="class or interface in java.lang">wait</a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#wait(long)" title="class or interface in java.lang">wait</a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#wait(long, int)" title="class or interface in java.lang">wait</a></code></li> |
| </ul> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </div> |
| <div class="details"> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <!-- ============ FIELD DETAIL =========== --> |
| <ul class="blockList"> |
| <li class="blockList"><a name="field_detail"> |
| <!-- --> |
| </a> |
| <h3>Field Detail</h3> |
| <a name="INFINITE_WINDOW"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>INFINITE_WINDOW</h4> |
| <pre>public static final int INFINITE_WINDOW</pre> |
| <div class="block">Represents an infinite window size. When the <a href="../../../../../../org/apache/commons/math3/stat/descriptive/DescriptiveStatistics.html#getWindowSize()"><code>getWindowSize()</code></a> |
| returns this value, there is no limit to the number of data values |
| that can be stored in the dataset.</div> |
| <dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../../../../constant-values.html#org.apache.commons.math3.stat.descriptive.DescriptiveStatistics.INFINITE_WINDOW">Constant Field Values</a></dd></dl> |
| </li> |
| </ul> |
| <a name="windowSize"> |
| <!-- --> |
| </a> |
| <ul class="blockListLast"> |
| <li class="blockList"> |
| <h4>windowSize</h4> |
| <pre>protected int windowSize</pre> |
| <div class="block">hold the window size</div> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| <!-- ========= CONSTRUCTOR DETAIL ======== --> |
| <ul class="blockList"> |
| <li class="blockList"><a name="constructor_detail"> |
| <!-- --> |
| </a> |
| <h3>Constructor Detail</h3> |
| <a name="DescriptiveStatistics()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>DescriptiveStatistics</h4> |
| <pre>public DescriptiveStatistics()</pre> |
| <div class="block">Construct a DescriptiveStatistics instance with an infinite window</div> |
| </li> |
| </ul> |
| <a name="DescriptiveStatistics(int)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>DescriptiveStatistics</h4> |
| <pre>public DescriptiveStatistics(int window) |
| throws <a href="../../../../../../org/apache/commons/math3/exception/MathIllegalArgumentException.html" title="class in org.apache.commons.math3.exception">MathIllegalArgumentException</a></pre> |
| <div class="block">Construct a DescriptiveStatistics instance with the specified window</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>window</code> - the window size.</dd> |
| <dt><span class="strong">Throws:</span></dt> |
| <dd><code><a href="../../../../../../org/apache/commons/math3/exception/MathIllegalArgumentException.html" title="class in org.apache.commons.math3.exception">MathIllegalArgumentException</a></code> - if window size is less than 1 but |
| not equal to <a href="../../../../../../org/apache/commons/math3/stat/descriptive/DescriptiveStatistics.html#INFINITE_WINDOW"><code>INFINITE_WINDOW</code></a></dd></dl> |
| </li> |
| </ul> |
| <a name="DescriptiveStatistics(double[])"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>DescriptiveStatistics</h4> |
| <pre>public DescriptiveStatistics(double[] initialDoubleArray)</pre> |
| <div class="block">Construct a DescriptiveStatistics instance with an infinite window |
| and the initial data values in double[] initialDoubleArray. |
| If initialDoubleArray is null, then this constructor corresponds to |
| DescriptiveStatistics()</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>initialDoubleArray</code> - the initial double[].</dd></dl> |
| </li> |
| </ul> |
| <a name="DescriptiveStatistics(org.apache.commons.math3.stat.descriptive.DescriptiveStatistics)"> |
| <!-- --> |
| </a> |
| <ul class="blockListLast"> |
| <li class="blockList"> |
| <h4>DescriptiveStatistics</h4> |
| <pre>public DescriptiveStatistics(<a href="../../../../../../org/apache/commons/math3/stat/descriptive/DescriptiveStatistics.html" title="class in org.apache.commons.math3.stat.descriptive">DescriptiveStatistics</a> original) |
| throws <a href="../../../../../../org/apache/commons/math3/exception/NullArgumentException.html" title="class in org.apache.commons.math3.exception">NullArgumentException</a></pre> |
| <div class="block">Copy constructor. Construct a new DescriptiveStatistics instance that |
| is a copy of original.</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>original</code> - DescriptiveStatistics instance to copy</dd> |
| <dt><span class="strong">Throws:</span></dt> |
| <dd><code><a href="../../../../../../org/apache/commons/math3/exception/NullArgumentException.html" title="class in org.apache.commons.math3.exception">NullArgumentException</a></code> - if original is null</dd></dl> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| <!-- ============ METHOD DETAIL ========== --> |
| <ul class="blockList"> |
| <li class="blockList"><a name="method_detail"> |
| <!-- --> |
| </a> |
| <h3>Method Detail</h3> |
| <a name="addValue(double)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>addValue</h4> |
| <pre>public void addValue(double v)</pre> |
| <div class="block">Adds the value to the dataset. If the dataset is at the maximum size |
| (i.e., the number of stored elements equals the currently configured |
| windowSize), the first (oldest) element in the dataset is discarded |
| to make room for the new value.</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>v</code> - the value to be added</dd></dl> |
| </li> |
| </ul> |
| <a name="removeMostRecentValue()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>removeMostRecentValue</h4> |
| <pre>public void removeMostRecentValue() |
| throws <a href="../../../../../../org/apache/commons/math3/exception/MathIllegalStateException.html" title="class in org.apache.commons.math3.exception">MathIllegalStateException</a></pre> |
| <div class="block">Removes the most recent value from the dataset.</div> |
| <dl><dt><span class="strong">Throws:</span></dt> |
| <dd><code><a href="../../../../../../org/apache/commons/math3/exception/MathIllegalStateException.html" title="class in org.apache.commons.math3.exception">MathIllegalStateException</a></code> - if there are no elements stored</dd></dl> |
| </li> |
| </ul> |
| <a name="replaceMostRecentValue(double)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>replaceMostRecentValue</h4> |
| <pre>public double replaceMostRecentValue(double v) |
| throws <a href="../../../../../../org/apache/commons/math3/exception/MathIllegalStateException.html" title="class in org.apache.commons.math3.exception">MathIllegalStateException</a></pre> |
| <div class="block">Replaces the most recently stored value with the given value. |
| There must be at least one element stored to call this method.</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>v</code> - the value to replace the most recent stored value</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>replaced value</dd> |
| <dt><span class="strong">Throws:</span></dt> |
| <dd><code><a href="../../../../../../org/apache/commons/math3/exception/MathIllegalStateException.html" title="class in org.apache.commons.math3.exception">MathIllegalStateException</a></code> - if there are no elements stored</dd></dl> |
| </li> |
| </ul> |
| <a name="getMean()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getMean</h4> |
| <pre>public double getMean()</pre> |
| <div class="block">Returns the <a href="http://www.xycoon.com/arithmetic_mean.htm"> |
| arithmetic mean </a> of the available values</div> |
| <dl> |
| <dt><strong>Specified by:</strong></dt> |
| <dd><code><a href="../../../../../../org/apache/commons/math3/stat/descriptive/StatisticalSummary.html#getMean()">getMean</a></code> in interface <code><a href="../../../../../../org/apache/commons/math3/stat/descriptive/StatisticalSummary.html" title="interface in org.apache.commons.math3.stat.descriptive">StatisticalSummary</a></code></dd> |
| <dt><span class="strong">Returns:</span></dt><dd>The mean or Double.NaN if no values have been added.</dd></dl> |
| </li> |
| </ul> |
| <a name="getGeometricMean()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getGeometricMean</h4> |
| <pre>public double getGeometricMean()</pre> |
| <div class="block">Returns the <a href="http://www.xycoon.com/geometric_mean.htm"> |
| geometric mean </a> of the available values</div> |
| <dl><dt><span class="strong">Returns:</span></dt><dd>The geometricMean, Double.NaN if no values have been added, |
| or if the product of the available values is less than or equal to 0.</dd></dl> |
| </li> |
| </ul> |
| <a name="getVariance()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getVariance</h4> |
| <pre>public double getVariance()</pre> |
| <div class="block">Returns the (sample) variance of the available values. |
| |
| <p>This method returns the bias-corrected sample variance (using <code>n - 1</code> in |
| the denominator). Use <a href="../../../../../../org/apache/commons/math3/stat/descriptive/DescriptiveStatistics.html#getPopulationVariance()"><code>getPopulationVariance()</code></a> for the non-bias-corrected |
| population variance.</p></div> |
| <dl> |
| <dt><strong>Specified by:</strong></dt> |
| <dd><code><a href="../../../../../../org/apache/commons/math3/stat/descriptive/StatisticalSummary.html#getVariance()">getVariance</a></code> in interface <code><a href="../../../../../../org/apache/commons/math3/stat/descriptive/StatisticalSummary.html" title="interface in org.apache.commons.math3.stat.descriptive">StatisticalSummary</a></code></dd> |
| <dt><span class="strong">Returns:</span></dt><dd>The variance, Double.NaN if no values have been added |
| or 0.0 for a single value set.</dd></dl> |
| </li> |
| </ul> |
| <a name="getPopulationVariance()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getPopulationVariance</h4> |
| <pre>public double getPopulationVariance()</pre> |
| <div class="block">Returns the <a href="http://en.wikibooks.org/wiki/Statistics/Summary/Variance"> |
| population variance</a> of the available values.</div> |
| <dl><dt><span class="strong">Returns:</span></dt><dd>The population variance, Double.NaN if no values have been added, |
| or 0.0 for a single value set.</dd></dl> |
| </li> |
| </ul> |
| <a name="getStandardDeviation()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getStandardDeviation</h4> |
| <pre>public double getStandardDeviation()</pre> |
| <div class="block">Returns the standard deviation of the available values.</div> |
| <dl> |
| <dt><strong>Specified by:</strong></dt> |
| <dd><code><a href="../../../../../../org/apache/commons/math3/stat/descriptive/StatisticalSummary.html#getStandardDeviation()">getStandardDeviation</a></code> in interface <code><a href="../../../../../../org/apache/commons/math3/stat/descriptive/StatisticalSummary.html" title="interface in org.apache.commons.math3.stat.descriptive">StatisticalSummary</a></code></dd> |
| <dt><span class="strong">Returns:</span></dt><dd>The standard deviation, Double.NaN if no values have been added |
| or 0.0 for a single value set.</dd></dl> |
| </li> |
| </ul> |
| <a name="getSkewness()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getSkewness</h4> |
| <pre>public double getSkewness()</pre> |
| <div class="block">Returns the skewness of the available values. Skewness is a |
| measure of the asymmetry of a given distribution.</div> |
| <dl><dt><span class="strong">Returns:</span></dt><dd>The skewness, Double.NaN if no values have been added |
| or 0.0 for a value set <=2.</dd></dl> |
| </li> |
| </ul> |
| <a name="getKurtosis()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getKurtosis</h4> |
| <pre>public double getKurtosis()</pre> |
| <div class="block">Returns the Kurtosis of the available values. Kurtosis is a |
| measure of the "peakedness" of a distribution</div> |
| <dl><dt><span class="strong">Returns:</span></dt><dd>The kurtosis, Double.NaN if no values have been added, or 0.0 |
| for a value set <=3.</dd></dl> |
| </li> |
| </ul> |
| <a name="getMax()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getMax</h4> |
| <pre>public double getMax()</pre> |
| <div class="block">Returns the maximum of the available values</div> |
| <dl> |
| <dt><strong>Specified by:</strong></dt> |
| <dd><code><a href="../../../../../../org/apache/commons/math3/stat/descriptive/StatisticalSummary.html#getMax()">getMax</a></code> in interface <code><a href="../../../../../../org/apache/commons/math3/stat/descriptive/StatisticalSummary.html" title="interface in org.apache.commons.math3.stat.descriptive">StatisticalSummary</a></code></dd> |
| <dt><span class="strong">Returns:</span></dt><dd>The max or Double.NaN if no values have been added.</dd></dl> |
| </li> |
| </ul> |
| <a name="getMin()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getMin</h4> |
| <pre>public double getMin()</pre> |
| <div class="block">Returns the minimum of the available values</div> |
| <dl> |
| <dt><strong>Specified by:</strong></dt> |
| <dd><code><a href="../../../../../../org/apache/commons/math3/stat/descriptive/StatisticalSummary.html#getMin()">getMin</a></code> in interface <code><a href="../../../../../../org/apache/commons/math3/stat/descriptive/StatisticalSummary.html" title="interface in org.apache.commons.math3.stat.descriptive">StatisticalSummary</a></code></dd> |
| <dt><span class="strong">Returns:</span></dt><dd>The min or Double.NaN if no values have been added.</dd></dl> |
| </li> |
| </ul> |
| <a name="getN()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getN</h4> |
| <pre>public long getN()</pre> |
| <div class="block">Returns the number of available values</div> |
| <dl> |
| <dt><strong>Specified by:</strong></dt> |
| <dd><code><a href="../../../../../../org/apache/commons/math3/stat/descriptive/StatisticalSummary.html#getN()">getN</a></code> in interface <code><a href="../../../../../../org/apache/commons/math3/stat/descriptive/StatisticalSummary.html" title="interface in org.apache.commons.math3.stat.descriptive">StatisticalSummary</a></code></dd> |
| <dt><span class="strong">Returns:</span></dt><dd>The number of available values</dd></dl> |
| </li> |
| </ul> |
| <a name="getSum()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getSum</h4> |
| <pre>public double getSum()</pre> |
| <div class="block">Returns the sum of the values that have been added to Univariate.</div> |
| <dl> |
| <dt><strong>Specified by:</strong></dt> |
| <dd><code><a href="../../../../../../org/apache/commons/math3/stat/descriptive/StatisticalSummary.html#getSum()">getSum</a></code> in interface <code><a href="../../../../../../org/apache/commons/math3/stat/descriptive/StatisticalSummary.html" title="interface in org.apache.commons.math3.stat.descriptive">StatisticalSummary</a></code></dd> |
| <dt><span class="strong">Returns:</span></dt><dd>The sum or Double.NaN if no values have been added</dd></dl> |
| </li> |
| </ul> |
| <a name="getSumsq()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getSumsq</h4> |
| <pre>public double getSumsq()</pre> |
| <div class="block">Returns the sum of the squares of the available values.</div> |
| <dl><dt><span class="strong">Returns:</span></dt><dd>The sum of the squares or Double.NaN if no |
| values have been added.</dd></dl> |
| </li> |
| </ul> |
| <a name="clear()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>clear</h4> |
| <pre>public void clear()</pre> |
| <div class="block">Resets all statistics and storage</div> |
| </li> |
| </ul> |
| <a name="getWindowSize()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getWindowSize</h4> |
| <pre>public int getWindowSize()</pre> |
| <div class="block">Returns the maximum number of values that can be stored in the |
| dataset, or INFINITE_WINDOW (-1) if there is no limit.</div> |
| <dl><dt><span class="strong">Returns:</span></dt><dd>The current window size or -1 if its Infinite.</dd></dl> |
| </li> |
| </ul> |
| <a name="setWindowSize(int)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>setWindowSize</h4> |
| <pre>public void setWindowSize(int windowSize) |
| throws <a href="../../../../../../org/apache/commons/math3/exception/MathIllegalArgumentException.html" title="class in org.apache.commons.math3.exception">MathIllegalArgumentException</a></pre> |
| <div class="block">WindowSize controls the number of values that contribute to the |
| reported statistics. For example, if windowSize is set to 3 and the |
| values {1,2,3,4,5} have been added <strong> in that order</strong> then |
| the <i>available values</i> are {3,4,5} and all reported statistics will |
| be based on these values. If <code>windowSize</code> is decreased as a result |
| of this call and there are more than the new value of elements in the |
| current dataset, values from the front of the array are discarded to |
| reduce the dataset to <code>windowSize</code> elements.</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>windowSize</code> - sets the size of the window.</dd> |
| <dt><span class="strong">Throws:</span></dt> |
| <dd><code><a href="../../../../../../org/apache/commons/math3/exception/MathIllegalArgumentException.html" title="class in org.apache.commons.math3.exception">MathIllegalArgumentException</a></code> - if window size is less than 1 but |
| not equal to <a href="../../../../../../org/apache/commons/math3/stat/descriptive/DescriptiveStatistics.html#INFINITE_WINDOW"><code>INFINITE_WINDOW</code></a></dd></dl> |
| </li> |
| </ul> |
| <a name="getValues()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getValues</h4> |
| <pre>public double[] getValues()</pre> |
| <div class="block">Returns the current set of values in an array of double primitives. |
| The order of addition is preserved. The returned array is a fresh |
| copy of the underlying data -- i.e., it is not a reference to the |
| stored data.</div> |
| <dl><dt><span class="strong">Returns:</span></dt><dd>returns the current set of numbers in the order in which they |
| were added to this set</dd></dl> |
| </li> |
| </ul> |
| <a name="getSortedValues()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getSortedValues</h4> |
| <pre>public double[] getSortedValues()</pre> |
| <div class="block">Returns the current set of values in an array of double primitives, |
| sorted in ascending order. The returned array is a fresh |
| copy of the underlying data -- i.e., it is not a reference to the |
| stored data.</div> |
| <dl><dt><span class="strong">Returns:</span></dt><dd>returns the current set of |
| numbers sorted in ascending order</dd></dl> |
| </li> |
| </ul> |
| <a name="getElement(int)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getElement</h4> |
| <pre>public double getElement(int index)</pre> |
| <div class="block">Returns the element at the specified index</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>index</code> - The Index of the element</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>return the element at the specified index</dd></dl> |
| </li> |
| </ul> |
| <a name="getPercentile(double)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getPercentile</h4> |
| <pre>public double getPercentile(double p) |
| throws <a href="../../../../../../org/apache/commons/math3/exception/MathIllegalStateException.html" title="class in org.apache.commons.math3.exception">MathIllegalStateException</a>, |
| <a href="../../../../../../org/apache/commons/math3/exception/MathIllegalArgumentException.html" title="class in org.apache.commons.math3.exception">MathIllegalArgumentException</a></pre> |
| <div class="block">Returns an estimate for the pth percentile of the stored values. |
| <p> |
| The implementation provided here follows the first estimation procedure presented |
| <a href="http://www.itl.nist.gov/div898/handbook/prc/section2/prc252.htm">here.</a> |
| </p><p> |
| <strong>Preconditions</strong>:<ul> |
| <li><code>0 < p ≤ 100</code> (otherwise an |
| <code>MathIllegalArgumentException</code> is thrown)</li> |
| <li>at least one value must be stored (returns <code>Double.NaN |
| </code> otherwise)</li> |
| </ul></p></div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>p</code> - the requested percentile (scaled from 0 - 100)</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>An estimate for the pth percentile of the stored data</dd> |
| <dt><span class="strong">Throws:</span></dt> |
| <dd><code><a href="../../../../../../org/apache/commons/math3/exception/MathIllegalStateException.html" title="class in org.apache.commons.math3.exception">MathIllegalStateException</a></code> - if percentile implementation has been |
| overridden and the supplied implementation does not support setQuantile</dd> |
| <dd><code><a href="../../../../../../org/apache/commons/math3/exception/MathIllegalArgumentException.html" title="class in org.apache.commons.math3.exception">MathIllegalArgumentException</a></code> - if p is not a valid quantile</dd></dl> |
| </li> |
| </ul> |
| <a name="toString()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>toString</h4> |
| <pre>public <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> toString()</pre> |
| <div class="block">Generates a text report displaying univariate statistics from values |
| that have been added. Each statistic is displayed on a separate |
| line.</div> |
| <dl> |
| <dt><strong>Overrides:</strong></dt> |
| <dd><code><a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#toString()" title="class or interface in java.lang">toString</a></code> in class <code><a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></code></dd> |
| <dt><span class="strong">Returns:</span></dt><dd>String with line feeds displaying statistics</dd></dl> |
| </li> |
| </ul> |
| <a name="apply(org.apache.commons.math3.stat.descriptive.UnivariateStatistic)"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>apply</h4> |
| <pre>public double apply(<a href="../../../../../../org/apache/commons/math3/stat/descriptive/UnivariateStatistic.html" title="interface in org.apache.commons.math3.stat.descriptive">UnivariateStatistic</a> stat)</pre> |
| <div class="block">Apply the given statistic to the data associated with this set of statistics.</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>stat</code> - the statistic to apply</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>the computed value of the statistic.</dd></dl> |
| </li> |
| </ul> |
| <a name="getMeanImpl()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getMeanImpl</h4> |
| <pre>public <a href="../../../../../../org/apache/commons/math3/stat/descriptive/UnivariateStatistic.html" title="interface in org.apache.commons.math3.stat.descriptive">UnivariateStatistic</a> getMeanImpl()</pre> |
| <div class="block">Returns the currently configured mean implementation.</div> |
| <dl><dt><span class="strong">Returns:</span></dt><dd>the UnivariateStatistic implementing the mean</dd><dt><span class="strong">Since:</span></dt> |
| <dd>1.2</dd></dl> |
| </li> |
| </ul> |
| <a name="setMeanImpl(org.apache.commons.math3.stat.descriptive.UnivariateStatistic)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>setMeanImpl</h4> |
| <pre>public void setMeanImpl(<a href="../../../../../../org/apache/commons/math3/stat/descriptive/UnivariateStatistic.html" title="interface in org.apache.commons.math3.stat.descriptive">UnivariateStatistic</a> meanImpl)</pre> |
| <div class="block"><p>Sets the implementation for the mean.</p></div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>meanImpl</code> - the UnivariateStatistic instance to use |
| for computing the mean</dd><dt><span class="strong">Since:</span></dt> |
| <dd>1.2</dd></dl> |
| </li> |
| </ul> |
| <a name="getGeometricMeanImpl()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getGeometricMeanImpl</h4> |
| <pre>public <a href="../../../../../../org/apache/commons/math3/stat/descriptive/UnivariateStatistic.html" title="interface in org.apache.commons.math3.stat.descriptive">UnivariateStatistic</a> getGeometricMeanImpl()</pre> |
| <div class="block">Returns the currently configured geometric mean implementation.</div> |
| <dl><dt><span class="strong">Returns:</span></dt><dd>the UnivariateStatistic implementing the geometric mean</dd><dt><span class="strong">Since:</span></dt> |
| <dd>1.2</dd></dl> |
| </li> |
| </ul> |
| <a name="setGeometricMeanImpl(org.apache.commons.math3.stat.descriptive.UnivariateStatistic)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>setGeometricMeanImpl</h4> |
| <pre>public void setGeometricMeanImpl(<a href="../../../../../../org/apache/commons/math3/stat/descriptive/UnivariateStatistic.html" title="interface in org.apache.commons.math3.stat.descriptive">UnivariateStatistic</a> geometricMeanImpl)</pre> |
| <div class="block"><p>Sets the implementation for the gemoetric mean.</p></div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>geometricMeanImpl</code> - the UnivariateStatistic instance to use |
| for computing the geometric mean</dd><dt><span class="strong">Since:</span></dt> |
| <dd>1.2</dd></dl> |
| </li> |
| </ul> |
| <a name="getKurtosisImpl()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getKurtosisImpl</h4> |
| <pre>public <a href="../../../../../../org/apache/commons/math3/stat/descriptive/UnivariateStatistic.html" title="interface in org.apache.commons.math3.stat.descriptive">UnivariateStatistic</a> getKurtosisImpl()</pre> |
| <div class="block">Returns the currently configured kurtosis implementation.</div> |
| <dl><dt><span class="strong">Returns:</span></dt><dd>the UnivariateStatistic implementing the kurtosis</dd><dt><span class="strong">Since:</span></dt> |
| <dd>1.2</dd></dl> |
| </li> |
| </ul> |
| <a name="setKurtosisImpl(org.apache.commons.math3.stat.descriptive.UnivariateStatistic)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>setKurtosisImpl</h4> |
| <pre>public void setKurtosisImpl(<a href="../../../../../../org/apache/commons/math3/stat/descriptive/UnivariateStatistic.html" title="interface in org.apache.commons.math3.stat.descriptive">UnivariateStatistic</a> kurtosisImpl)</pre> |
| <div class="block"><p>Sets the implementation for the kurtosis.</p></div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>kurtosisImpl</code> - the UnivariateStatistic instance to use |
| for computing the kurtosis</dd><dt><span class="strong">Since:</span></dt> |
| <dd>1.2</dd></dl> |
| </li> |
| </ul> |
| <a name="getMaxImpl()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getMaxImpl</h4> |
| <pre>public <a href="../../../../../../org/apache/commons/math3/stat/descriptive/UnivariateStatistic.html" title="interface in org.apache.commons.math3.stat.descriptive">UnivariateStatistic</a> getMaxImpl()</pre> |
| <div class="block">Returns the currently configured maximum implementation.</div> |
| <dl><dt><span class="strong">Returns:</span></dt><dd>the UnivariateStatistic implementing the maximum</dd><dt><span class="strong">Since:</span></dt> |
| <dd>1.2</dd></dl> |
| </li> |
| </ul> |
| <a name="setMaxImpl(org.apache.commons.math3.stat.descriptive.UnivariateStatistic)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>setMaxImpl</h4> |
| <pre>public void setMaxImpl(<a href="../../../../../../org/apache/commons/math3/stat/descriptive/UnivariateStatistic.html" title="interface in org.apache.commons.math3.stat.descriptive">UnivariateStatistic</a> maxImpl)</pre> |
| <div class="block"><p>Sets the implementation for the maximum.</p></div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>maxImpl</code> - the UnivariateStatistic instance to use |
| for computing the maximum</dd><dt><span class="strong">Since:</span></dt> |
| <dd>1.2</dd></dl> |
| </li> |
| </ul> |
| <a name="getMinImpl()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getMinImpl</h4> |
| <pre>public <a href="../../../../../../org/apache/commons/math3/stat/descriptive/UnivariateStatistic.html" title="interface in org.apache.commons.math3.stat.descriptive">UnivariateStatistic</a> getMinImpl()</pre> |
| <div class="block">Returns the currently configured minimum implementation.</div> |
| <dl><dt><span class="strong">Returns:</span></dt><dd>the UnivariateStatistic implementing the minimum</dd><dt><span class="strong">Since:</span></dt> |
| <dd>1.2</dd></dl> |
| </li> |
| </ul> |
| <a name="setMinImpl(org.apache.commons.math3.stat.descriptive.UnivariateStatistic)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>setMinImpl</h4> |
| <pre>public void setMinImpl(<a href="../../../../../../org/apache/commons/math3/stat/descriptive/UnivariateStatistic.html" title="interface in org.apache.commons.math3.stat.descriptive">UnivariateStatistic</a> minImpl)</pre> |
| <div class="block"><p>Sets the implementation for the minimum.</p></div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>minImpl</code> - the UnivariateStatistic instance to use |
| for computing the minimum</dd><dt><span class="strong">Since:</span></dt> |
| <dd>1.2</dd></dl> |
| </li> |
| </ul> |
| <a name="getPercentileImpl()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getPercentileImpl</h4> |
| <pre>public <a href="../../../../../../org/apache/commons/math3/stat/descriptive/UnivariateStatistic.html" title="interface in org.apache.commons.math3.stat.descriptive">UnivariateStatistic</a> getPercentileImpl()</pre> |
| <div class="block">Returns the currently configured percentile implementation.</div> |
| <dl><dt><span class="strong">Returns:</span></dt><dd>the UnivariateStatistic implementing the percentile</dd><dt><span class="strong">Since:</span></dt> |
| <dd>1.2</dd></dl> |
| </li> |
| </ul> |
| <a name="setPercentileImpl(org.apache.commons.math3.stat.descriptive.UnivariateStatistic)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>setPercentileImpl</h4> |
| <pre>public void setPercentileImpl(<a href="../../../../../../org/apache/commons/math3/stat/descriptive/UnivariateStatistic.html" title="interface in org.apache.commons.math3.stat.descriptive">UnivariateStatistic</a> percentileImpl) |
| throws <a href="../../../../../../org/apache/commons/math3/exception/MathIllegalArgumentException.html" title="class in org.apache.commons.math3.exception">MathIllegalArgumentException</a></pre> |
| <div class="block">Sets the implementation to be used by <a href="../../../../../../org/apache/commons/math3/stat/descriptive/DescriptiveStatistics.html#getPercentile(double)"><code>getPercentile(double)</code></a>. |
| The supplied <code>UnivariateStatistic</code> must provide a |
| <code>setQuantile(double)</code> method; otherwise |
| <code>IllegalArgumentException</code> is thrown.</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>percentileImpl</code> - the percentileImpl to set</dd> |
| <dt><span class="strong">Throws:</span></dt> |
| <dd><code><a href="../../../../../../org/apache/commons/math3/exception/MathIllegalArgumentException.html" title="class in org.apache.commons.math3.exception">MathIllegalArgumentException</a></code> - if the supplied implementation does not |
| provide a <code>setQuantile</code> method</dd><dt><span class="strong">Since:</span></dt> |
| <dd>1.2</dd></dl> |
| </li> |
| </ul> |
| <a name="getSkewnessImpl()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getSkewnessImpl</h4> |
| <pre>public <a href="../../../../../../org/apache/commons/math3/stat/descriptive/UnivariateStatistic.html" title="interface in org.apache.commons.math3.stat.descriptive">UnivariateStatistic</a> getSkewnessImpl()</pre> |
| <div class="block">Returns the currently configured skewness implementation.</div> |
| <dl><dt><span class="strong">Returns:</span></dt><dd>the UnivariateStatistic implementing the skewness</dd><dt><span class="strong">Since:</span></dt> |
| <dd>1.2</dd></dl> |
| </li> |
| </ul> |
| <a name="setSkewnessImpl(org.apache.commons.math3.stat.descriptive.UnivariateStatistic)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>setSkewnessImpl</h4> |
| <pre>public void setSkewnessImpl(<a href="../../../../../../org/apache/commons/math3/stat/descriptive/UnivariateStatistic.html" title="interface in org.apache.commons.math3.stat.descriptive">UnivariateStatistic</a> skewnessImpl)</pre> |
| <div class="block"><p>Sets the implementation for the skewness.</p></div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>skewnessImpl</code> - the UnivariateStatistic instance to use |
| for computing the skewness</dd><dt><span class="strong">Since:</span></dt> |
| <dd>1.2</dd></dl> |
| </li> |
| </ul> |
| <a name="getVarianceImpl()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getVarianceImpl</h4> |
| <pre>public <a href="../../../../../../org/apache/commons/math3/stat/descriptive/UnivariateStatistic.html" title="interface in org.apache.commons.math3.stat.descriptive">UnivariateStatistic</a> getVarianceImpl()</pre> |
| <div class="block">Returns the currently configured variance implementation.</div> |
| <dl><dt><span class="strong">Returns:</span></dt><dd>the UnivariateStatistic implementing the variance</dd><dt><span class="strong">Since:</span></dt> |
| <dd>1.2</dd></dl> |
| </li> |
| </ul> |
| <a name="setVarianceImpl(org.apache.commons.math3.stat.descriptive.UnivariateStatistic)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>setVarianceImpl</h4> |
| <pre>public void setVarianceImpl(<a href="../../../../../../org/apache/commons/math3/stat/descriptive/UnivariateStatistic.html" title="interface in org.apache.commons.math3.stat.descriptive">UnivariateStatistic</a> varianceImpl)</pre> |
| <div class="block"><p>Sets the implementation for the variance.</p></div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>varianceImpl</code> - the UnivariateStatistic instance to use |
| for computing the variance</dd><dt><span class="strong">Since:</span></dt> |
| <dd>1.2</dd></dl> |
| </li> |
| </ul> |
| <a name="getSumsqImpl()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getSumsqImpl</h4> |
| <pre>public <a href="../../../../../../org/apache/commons/math3/stat/descriptive/UnivariateStatistic.html" title="interface in org.apache.commons.math3.stat.descriptive">UnivariateStatistic</a> getSumsqImpl()</pre> |
| <div class="block">Returns the currently configured sum of squares implementation.</div> |
| <dl><dt><span class="strong">Returns:</span></dt><dd>the UnivariateStatistic implementing the sum of squares</dd><dt><span class="strong">Since:</span></dt> |
| <dd>1.2</dd></dl> |
| </li> |
| </ul> |
| <a name="setSumsqImpl(org.apache.commons.math3.stat.descriptive.UnivariateStatistic)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>setSumsqImpl</h4> |
| <pre>public void setSumsqImpl(<a href="../../../../../../org/apache/commons/math3/stat/descriptive/UnivariateStatistic.html" title="interface in org.apache.commons.math3.stat.descriptive">UnivariateStatistic</a> sumsqImpl)</pre> |
| <div class="block"><p>Sets the implementation for the sum of squares.</p></div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>sumsqImpl</code> - the UnivariateStatistic instance to use |
| for computing the sum of squares</dd><dt><span class="strong">Since:</span></dt> |
| <dd>1.2</dd></dl> |
| </li> |
| </ul> |
| <a name="getSumImpl()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getSumImpl</h4> |
| <pre>public <a href="../../../../../../org/apache/commons/math3/stat/descriptive/UnivariateStatistic.html" title="interface in org.apache.commons.math3.stat.descriptive">UnivariateStatistic</a> getSumImpl()</pre> |
| <div class="block">Returns the currently configured sum implementation.</div> |
| <dl><dt><span class="strong">Returns:</span></dt><dd>the UnivariateStatistic implementing the sum</dd><dt><span class="strong">Since:</span></dt> |
| <dd>1.2</dd></dl> |
| </li> |
| </ul> |
| <a name="setSumImpl(org.apache.commons.math3.stat.descriptive.UnivariateStatistic)"> |
| <!-- --> |
| </a> |
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| <h4>setSumImpl</h4> |
| <pre>public void setSumImpl(<a href="../../../../../../org/apache/commons/math3/stat/descriptive/UnivariateStatistic.html" title="interface in org.apache.commons.math3.stat.descriptive">UnivariateStatistic</a> sumImpl)</pre> |
| <div class="block"><p>Sets the implementation for the sum.</p></div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>sumImpl</code> - the UnivariateStatistic instance to use |
| for computing the sum</dd><dt><span class="strong">Since:</span></dt> |
| <dd>1.2</dd></dl> |
| </li> |
| </ul> |
| <a name="copy()"> |
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| <h4>copy</h4> |
| <pre>public <a href="../../../../../../org/apache/commons/math3/stat/descriptive/DescriptiveStatistics.html" title="class in org.apache.commons.math3.stat.descriptive">DescriptiveStatistics</a> copy()</pre> |
| <div class="block">Returns a copy of this DescriptiveStatistics instance with the same internal state.</div> |
| <dl><dt><span class="strong">Returns:</span></dt><dd>a copy of this</dd></dl> |
| </li> |
| </ul> |
| <a name="copy(org.apache.commons.math3.stat.descriptive.DescriptiveStatistics, org.apache.commons.math3.stat.descriptive.DescriptiveStatistics)"> |
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| <h4>copy</h4> |
| <pre>public static void copy(<a href="../../../../../../org/apache/commons/math3/stat/descriptive/DescriptiveStatistics.html" title="class in org.apache.commons.math3.stat.descriptive">DescriptiveStatistics</a> source, |
| <a href="../../../../../../org/apache/commons/math3/stat/descriptive/DescriptiveStatistics.html" title="class in org.apache.commons.math3.stat.descriptive">DescriptiveStatistics</a> dest) |
| throws <a href="../../../../../../org/apache/commons/math3/exception/NullArgumentException.html" title="class in org.apache.commons.math3.exception">NullArgumentException</a></pre> |
| <div class="block">Copies source to dest. |
| <p>Neither source nor dest can be null.</p></div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>source</code> - DescriptiveStatistics to copy</dd><dd><code>dest</code> - DescriptiveStatistics to copy to</dd> |
| <dt><span class="strong">Throws:</span></dt> |
| <dd><code><a href="../../../../../../org/apache/commons/math3/exception/NullArgumentException.html" title="class in org.apache.commons.math3.exception">NullArgumentException</a></code> - if either source or dest is null</dd></dl> |
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