org.apache.commons.math.stat.correlation
Class SpearmansRankCorrelationTest

java.lang.Object
  junit.framework.Assert
      junit.framework.TestCase
          org.apache.commons.math.stat.correlation.PearsonsCorrelationTest
              org.apache.commons.math.stat.correlation.SpearmansRankCorrelationTest

All Implemented Interfaces:

junit.framework.Test

public class SpearmansRankCorrelationTest
extends PearsonsCorrelationTest

Test cases for Spearman's rank correlation

Since:

2.0

Version:

$Revision: 799857 $ $Date: 2009-08-01 09:07:12 -0400 (Sat, 01 Aug 2009) $

Field Summary

Fields inherited from class org.apache.commons.math.stat.correlation.PearsonsCorrelationTest

longleyData, swissData

Constructor Summary

SpearmansRankCorrelationTest()

Method Summary

protected void	setUp()
protected void	tearDown()
void	testConsistency()
void	testConstant() Constant column
void	testCovarianceConsistency() Verify that creating correlation from covariance gives same results as direct computation from the original matrix
void	testInsufficientData() Insufficient data
void	testLongly() Test Longley dataset against R.
void	testStdErrorConsistency() Verify that direct t-tests using standard error estimates are consistent with reported p-values
void	testSwiss() Test R swiss fertility dataset.

Methods inherited from class org.apache.commons.math.stat.correlation.PearsonsCorrelationTest

createLowerTriangularRealMatrix, createRealMatrix, fillUpper, testSwissFertility

Methods inherited from class junit.framework.TestCase

countTestCases, createResult, getName, run, run, runBare, runTest, setName, toString

Methods inherited from class junit.framework.Assert

assertEquals, assertEquals, assertEquals, assertEquals, assertEquals, assertEquals, assertEquals, assertEquals, assertEquals, assertEquals, assertEquals, assertEquals, assertEquals, assertEquals, assertEquals, assertEquals, assertEquals, assertEquals, assertEquals, assertEquals, assertFalse, assertFalse, assertNotNull, assertNotNull, assertNotSame, assertNotSame, assertNull, assertNull, assertSame, assertSame, assertTrue, assertTrue, fail, fail, failNotEquals, failNotSame, failSame, format

Methods inherited from class java.lang.Object

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

Constructor Detail

SpearmansRankCorrelationTest

public SpearmansRankCorrelationTest()

Method Detail

setUp

protected void setUp()
              throws Exception

Overrides:

setUp in class junit.framework.TestCase

Throws:

Exception

tearDown

protected void tearDown()
                 throws Exception

Overrides:

tearDown in class junit.framework.TestCase

Throws:

Exception

testLongly

public void testLongly()
                throws Exception

Test Longley dataset against R.

Overrides:

testLongly in class PearsonsCorrelationTest

Throws:

Exception

testSwiss

public void testSwiss()
               throws Exception

Test R swiss fertility dataset.

Throws:

Exception

testConstant

public void testConstant()

Constant column

Overrides:

testConstant in class PearsonsCorrelationTest

testInsufficientData

public void testInsufficientData()

Insufficient data

Overrides:

testInsufficientData in class PearsonsCorrelationTest

testConsistency

public void testConsistency()

Overrides:

testConsistency in class PearsonsCorrelationTest

testStdErrorConsistency

public void testStdErrorConsistency()
                             throws Exception

Description copied from class: PearsonsCorrelationTest

Verify that direct t-tests using standard error estimates are consistent with reported p-values

Overrides:

testStdErrorConsistency in class PearsonsCorrelationTest

Throws:

Exception

testCovarianceConsistency

public void testCovarianceConsistency()
                               throws Exception

Description copied from class: PearsonsCorrelationTest

Verify that creating correlation from covariance gives same results as direct computation from the original matrix

Overrides:

testCovarianceConsistency in class PearsonsCorrelationTest

Throws:

Exception