javanpst.tests.countData.contingencyCoefficient

Class ContingencyCoefficient

java.lang.Object

javanpst.tests.StatisticalTest

javanpst.tests.countData.contingencyCoefficient.ContingencyCoefficient

public class ContingencyCoefficient
extends StatisticalTest

A contingency coefficient-based test. This procedure test that row and columns of a n x m contingency coefficient are independent or have no association. Q statistic (approximated to a chi-square distribution) and C and Phi coefficients are computed.

Constructor Summary

Constructors

Constructor and Description
ContingencyCoefficient() Default builder
ContingencyCoefficient(DataTable newData) Builder.

Method Summary

Modifier and Type	Method and Description
void	clearData() Clears the data stored in the test
void	doTest() Perform the test
double	getC() Get C contingency coefficient
double	getPhi() Get phi contingency coefficient
double	getPValue() Get p-value
double	getQ() Get Q statistic
java.lang.String	printData() Prints the data stored in the test
java.lang.String	printReport() Prints a report with the results of the test
void	setData(DataTable newData) Sets data to test

Methods inherited from class javanpst.tests.StatisticalTest

isDataReady, isPerformed

Methods inherited from class java.lang.Object

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

Constructor Detail

ContingencyCoefficient

public ContingencyCoefficient()

Default builder

ContingencyCoefficient

public ContingencyCoefficient(DataTable newData)

Builder. Load data to test.

Parameters:

newData - data to test.

Method Detail

clearData

public void clearData()

Clears the data stored in the test

Specified by:

clearData in class StatisticalTest

setData

public void setData(DataTable newData)

Sets data to test

Parameters:

newData - data to test.

doTest

public void doTest()

Perform the test

Specified by:

doTest in class StatisticalTest

getQ

public double getQ()

Get Q statistic

Returns:

Q statistic

getC

public double getC()

Get C contingency coefficient

Returns:

C contingency coefficient

getPhi

public double getPhi()

Get phi contingency coefficient

Returns:

phi contingency coefficient

getPValue

public double getPValue()

Get p-value

Returns:

p-value computed

printData

public java.lang.String printData()

Prints the data stored in the test

Specified by:

printData in class StatisticalTest

Returns:

Data stored

printReport

public java.lang.String printReport()

Prints a report with the results of the test

Specified by:

printReport in class StatisticalTest

Returns:

Output report