# Package org.apache.commons.math.stat.inference

Classes providing hypothesis testing and confidence interval construction.

See: Description

- Interface Summary
  Interface | Description
  --- | ---
  ChiSquareTest | An interface for Chi-Square tests.
  OneWayAnova | An interface for one-way ANOVA (analysis of variance).
  TTest | An interface for Student's t-tests.
  UnknownDistributionChiSquareTest | An interface for Chi-Square tests for unknown distributions.

- Class Summary
  Class | Description
  --- | ---
  ChiSquareTestImpl | Implements Chi-Square test statistics defined in the `UnknownDistributionChiSquareTest` interface.
  OneWayAnovaImpl | Implements one-way ANOVA statistics defined in the `OneWayAnovaImpl` interface.
  OneWayAnovaImpl.AnovaStats | Convenience class to pass dfbg,dfwg,F values around within AnovaImpl.
  TestUtils | A collection of static methods to create inference test instances or to perform inference tests.
  TTestImpl | Implements t-test statistics defined in the `TTest` interface.

## Package org.apache.commons.math.stat.inference Description

Classes providing hypothesis testing and confidence interval construction.

Copyright (c) 2003-2013 Apache Software Foundation