org.knime.base.node.viz.crosstable
Class CrosstabStatisticsCalculator.CrosstabStatistics

java.lang.Object
  org.knime.base.node.viz.crosstable.CrosstabStatisticsCalculator.CrosstabStatistics

Enclosing class:

CrosstabStatisticsCalculator

static class CrosstabStatisticsCalculator.CrosstabStatistics
extends Object

Container for the test statistics.

Author:

Heiko Hofer

Constructor Summary

CrosstabStatisticsCalculator.CrosstabStatistics(BufferedDataTable table)
Retrieve statistics from the given table.

CrosstabStatisticsCalculator.CrosstabStatistics(double chiSquare, int chiSquareDF, double chiSquarePValue, double fisherExactPValue)

Method Summary

(package private) static DataTableSpec	createSpec() Create the data table spec of the table return by getTable().
(package private) int	getChiSquaredDegreesOfFreedom() Get the degrees of freedom for the Pearson chi-squared statistic.
(package private) double	getChiSquaredPValue() Get the p-value for the Pearson chi-squared statistic.
(package private) double	getChiSquaredStatistic() Get the Pearson chi-squared statistic.
(package private) double	getFisherExactPValue() Get the p-value for the Fisher's exact test.
(package private) BufferedDataTable	getTable()
(package private) void	run(ExecutionContext exec) Create the statistics data table.

Methods inherited from class java.lang.Object

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

Constructor Detail

CrosstabStatisticsCalculator.CrosstabStatistics

CrosstabStatisticsCalculator.CrosstabStatistics(double chiSquare,
                                                int chiSquareDF,
                                                double chiSquarePValue,
                                                double fisherExactPValue)

Parameters:

chiSquare - chi-squared test statistics - value

chiSquareDF - chi-squared test statistics - degrees of freedom

chiSquarePValue - chi-squared test statistics - p-value

fisherExactPValue - the p-value of Fisher's exact test

CrosstabStatisticsCalculator.CrosstabStatistics

CrosstabStatisticsCalculator.CrosstabStatistics(BufferedDataTable table)

Retrieve statistics from the given table.

Parameters:

table - the data table width the statistics

Method Detail

createSpec

static DataTableSpec createSpec()

Create the data table spec of the table return by getTable().

Returns:

the data table spec

run

void run(ExecutionContext exec)

Create the statistics data table.

Parameters:

exec - the execution context.

getChiSquaredStatistic

double getChiSquaredStatistic()

Get the Pearson chi-squared statistic.

Returns:

the Pearson chi-squared statistic.

getChiSquaredDegreesOfFreedom

int getChiSquaredDegreesOfFreedom()

Get the degrees of freedom for the Pearson chi-squared statistic.

Returns:

the degrees of freedom Pearson chi-squared statistic.

getChiSquaredPValue

double getChiSquaredPValue()

Get the p-value for the Pearson chi-squared statistic.

Returns:

the p-value for the Pearson chi-squared statistic.

getFisherExactPValue

double getFisherExactPValue()

Get the p-value for the Fisher's exact test.

Returns:

the p-value for the Fisher's exact test

getTable

BufferedDataTable getTable()

Returns:

the table with the statistics