| Package | Description | 
|---|---|
| org.apache.commons.math3.stat.descriptive | Generic univariate summary statistic objects. | 
| org.apache.commons.math3.stat.descriptive.moment | Summary statistics based on moments. | 
| org.apache.commons.math3.stat.descriptive.rank | Summary statistics based on ranks. | 
| org.apache.commons.math3.stat.descriptive.summary | Other summary statistics. | 
| Modifier and Type | Class and Description | 
|---|---|
| class  | AbstractStorelessUnivariateStatisticAbstract implementation of the  StorelessUnivariateStatisticinterface. | 
| Modifier and Type | Class and Description | 
|---|---|
| class  | GeometricMeanReturns the 
 geometric mean  of the available values. | 
| class  | KurtosisComputes the Kurtosis of the available values. | 
| class  | MeanComputes the arithmetic mean of a set of values. | 
| class  | SecondMomentComputes a statistic related to the Second Central Moment. | 
| class  | SemiVarianceComputes the semivariance of a set of values with respect to a given cutoff value. | 
| class  | SkewnessComputes the skewness of the available values. | 
| class  | StandardDeviationComputes the sample standard deviation. | 
| class  | VarianceComputes the variance of the available values. | 
| Modifier and Type | Class and Description | 
|---|---|
| class  | MaxReturns the maximum of the available values. | 
| class  | MedianReturns the median of the available values. | 
| class  | MinReturns the minimum of the available values. | 
| class  | PercentileProvides percentile computation. | 
| class  | PSquarePercentileA  StorelessUnivariateStatisticestimating percentiles using the | 
| Modifier and Type | Class and Description | 
|---|---|
| class  | ProductReturns the product of the available values. | 
| class  | SumReturns the sum of the available values. | 
| class  | SumOfLogsReturns the sum of the natural logs for this collection of values. | 
| class  | SumOfSquaresReturns the sum of the squares of the available values. | 
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