org.moeaframework.util.statistics
Interface StatisticalTest

All Known Implementing Classes:

IntervalRatioStatisticalTest, KruskalWallisTest, MannWhitneyUTest, OneWayANOVA, OrdinalStatisticalTest, SingleSampleTTest, TwoSampleTTest, WilcoxonSignedRanksTest

public interface StatisticalTest

Interface for statistical hypothesis testing methods.

Method Summary

boolean

test(double alpha) Returns true if the null hypothesis is rejected; false otherwise.

Method Detail

test

boolean test(double alpha)

Returns true if the null hypothesis is rejected; false otherwise. The meaning of the null hypothesis and alternative hypothesis depends on the specific test.

The prespecified level of confidence, alpha, can be used for either one-tailed or two-tailed (directional or nondirectional) distributions, depending on the specific test. Some tests may only support specific values for alpha.

Parameters:

alpha - the prespecified level of confidence

Returns:

true if the null hypothesis is rejected; false otherwise