com.datumbox.framework.core.statistics.nonparametrics.independentsamples

Class Chisquare

java.lang.Object

com.datumbox.framework.core.statistics.nonparametrics.independentsamples.Chisquare

public class Chisquare
extends java.lang.Object

Chisqaure non-parametric independent sample test.

Constructor Summary

Constructors

Constructor and Description
Chisquare()

Method Summary

Modifier and Type	Method and Description
static double	getPvalue(DataTable2D dataTable) Calculates the p-value of null Hypothesis
static AssociativeArray	getScore(DataTable2D dataTable) Calculates the score of Chisquare test.
static double	getScoreValue(DataTable2D dataTable) Convenience method to get the score of Chisquare.
static boolean	test(DataTable2D dataTable, double aLevel) Tests the rejection of null Hypothesis for a particular confidence level

Methods inherited from class java.lang.Object

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

Constructor Detail

Chisquare

public Chisquare()

Method Detail

getScore

public static AssociativeArray getScore(DataTable2D dataTable)

Calculates the score of Chisquare test.

Parameters:

dataTable -

Returns:

getScoreValue

public static double getScoreValue(DataTable2D dataTable)

Convenience method to get the score of Chisquare.

Parameters:

dataTable -

Returns:

getPvalue

public static double getPvalue(DataTable2D dataTable)

Calculates the p-value of null Hypothesis

Parameters:

dataTable -

Returns:

test

public static boolean test(DataTable2D dataTable,
                           double aLevel)

Tests the rejection of null Hypothesis for a particular confidence level

Parameters:

dataTable -

aLevel -

Returns: