| Package | Description | 
|---|---|
| org.apache.commons.math3.stat.descriptive.rank | Summary statistics based on ranks. | 
| org.apache.commons.math3.stat.inference | Classes providing hypothesis testing. | 
| org.apache.commons.math3.stat.ranking | Classes providing rank transformations. | 
| Modifier and Type | Method and Description | 
|---|---|
| NaNStrategy | Percentile. getNaNStrategy()Get the  NaN Handlingstrategy used for computation. | 
| Modifier and Type | Method and Description | 
|---|---|
| Percentile | Percentile. withNaNStrategy(NaNStrategy newNaNStrategy)Build a new instance similar to the current one except for the
  NaN handlingstrategy. | 
| Median | Median. withNaNStrategy(NaNStrategy newNaNStrategy)Build a new instance similar to the current one except for the
  NaN handlingstrategy. | 
| Constructor and Description | 
|---|
| Percentile(double quantile,
          Percentile.EstimationType estimationType,
          NaNStrategy nanStrategy,
          KthSelector kthSelector)Constructs a Percentile with the specific quantile value,
  Percentile.EstimationType,NaNStrategyandKthSelector. | 
| Constructor and Description | 
|---|
| MannWhitneyUTest(NaNStrategy nanStrategy,
                TiesStrategy tiesStrategy)Create a test instance using the given strategies for NaN's and ties. | 
| WilcoxonSignedRankTest(NaNStrategy nanStrategy,
                      TiesStrategy tiesStrategy)Create a test instance using the given strategies for NaN's and ties. | 
| Modifier and Type | Field and Description | 
|---|---|
| static NaNStrategy | NaturalRanking. DEFAULT_NAN_STRATEGYdefault NaN strategy | 
| Modifier and Type | Method and Description | 
|---|---|
| NaNStrategy | NaturalRanking. getNanStrategy()Return the NaNStrategy | 
| static NaNStrategy | NaNStrategy. valueOf(String name)Returns the enum constant of this type with the specified name. | 
| static NaNStrategy[] | NaNStrategy. values()Returns an array containing the constants of this enum type, in
the order they are declared. | 
| Constructor and Description | 
|---|
| NaturalRanking(NaNStrategy nanStrategy)Create a NaturalRanking with the given NaNStrategy. | 
| NaturalRanking(NaNStrategy nanStrategy,
              RandomGenerator randomGenerator)Create a NaturalRanking with the given NaNStrategy, TiesStrategy.RANDOM
 and the given source of random data. | 
| NaturalRanking(NaNStrategy nanStrategy,
              TiesStrategy tiesStrategy)Create a NaturalRanking with the given NaNStrategy and TiesStrategy. | 
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