# Package org.apache.commons.math3.stat.descriptive.rank

Summary statistics based on ranks.

See: Description

- Interface Summary
  Interface | Description
  --- | ---
  PSquarePercentile.PSquareMarkers | An interface that encapsulates abstractions of the P-square algorithm markers as is explained in the original works.

- Class Summary
  Class | Description
  --- | ---
  Max | Returns the maximum of the available values.
  Median | Returns the median of the available values.
  Min | Returns the minimum of the available values.
  Percentile | Provides percentile computation.
  PSquarePercentile | A `StorelessUnivariateStatistic` estimating percentiles using the P2 Algorithm as explained by Raj Jain and Imrich Chlamtac in P2 Algorithm for Dynamic Calculation of Quantiles and Histogram Without Storing Observations.

- Enum Summary
  Enum | Description
  --- | ---
  Percentile.EstimationType | An enum for various estimation strategies of a percentile referred in wikipedia on quantile with the names of enum matching those of types mentioned in wikipedia.

## Package org.apache.commons.math3.stat.descriptive.rank Description

Summary statistics based on ranks.

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