Package org.apache.commons.statistics.inference

Class TTest.Result

java.lang.Object

org.apache.commons.statistics.inference.TTest.Result

All Implemented Interfaces:

SignificanceResult

Enclosing class:

TTest

public static final class TTest.Result
extends Object

Result for the t-test.

This class is immutable.

Method Summary

Modifier and Type	Method	Description
double	getDegreesOfFreedom()	Gets the degrees of freedom.
double	getPValue()	Returns the test statistic p-value.
double	getStatistic()	Returns the test statistic.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.apache.commons.statistics.inference.SignificanceResult

reject

Method Details

getDegreesOfFreedom

public double getDegreesOfFreedom()

Gets the degrees of freedom.

Returns:

the degrees of freedom

getStatistic

public double getStatistic()

Description copied from interface: SignificanceResult

Returns the test statistic.

Specified by:

getStatistic in interface SignificanceResult

Returns:

the statistic

getPValue

public double getPValue()

Description copied from interface: SignificanceResult

Returns the test statistic p-value.

The number returned is the smallest significance level at which one can reject the null hypothesis.

Specified by:

getPValue in interface SignificanceResult

Returns:

the p-value