StephenAshley.Biostatistics.ChiSquaredArray Class Reference

An array of values comprising a contingency table for the Chi Squared (χ²) analysis. More...

Inheritance diagram for StephenAshley.Biostatistics.ChiSquaredArray:

List of all members.

Public Member Functions
	ChiSquaredArray (Int32 columns, Int32 rows)
	Constructs a ChiSquaredArray with specified dimensions.
void	Add (Int32 column, Int32 row, Int32 observed)
	Adds an observed value to the ChiSquaredArray at the specified location.
void	Add (Int32 column, Int32 row, Int32 observed, NUMBER expected)
	Adds an observed value and an expected value to the ChiSquaredArray at the specified location.
void	Add (Int32 column, Int32 row, Outcome outcome)
	Add an Outcome to the ChiSquaredArray at the specified location.
void	Add (Int32 iCols, Int32 iRows, TextBox[,] pitb)
	Fills the ChiSquaredArray with the values represented by the contents of an array of TextBox objects.
NUMBER	ChiSquared ()
	Returns the Chi Squared statistic (χ²) for the ChiSquaredArray.
Int32	DegreesOfFreedom ()
	Returns the degrees of freedom for the ChiSquaredArray.
virtual NUMBER	p ()
	Returns the probability value p for the ChiSquaredArray object’s value of ChiSquared and DegreesOfFreedom.
Protected Member Functions
	ChiSquaredArray ()
	Constructs an empty ChiSquaredArray.
Protected Attributes
Outcome[,]	outcomesArray
	An array of Outcome objects holding the observed and expected values in the contingency table.

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Detailed Description

An array of values comprising a contingency table for the Chi Squared (χ²) analysis.

See generally Stanton A. Glantz, Primer of Biostatistics ch. 5 (6th ed. 2005); Jerrold H. Zar, Biostatistical Analysis ch. 23 (5th ed. 2010 [sic]).

Definition at line 14 of file ChiSquaredArray.cs.

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Constructor & Destructor Documentation

StephenAshley.Biostatistics.ChiSquaredArray.ChiSquaredArray

(

)

[protected]

Constructs an empty ChiSquaredArray.

Definition at line 19 of file ChiSquaredArray.cs.

StephenAshley.Biostatistics.ChiSquaredArray.ChiSquaredArray	(	Int32	columns,
		Int32	rows
	)

Constructs a ChiSquaredArray with specified dimensions.

Parameters:

	columns	The number of columns in the contingency table.
	rows	The number of rows in the contingency table.

Definition at line 26 of file ChiSquaredArray.cs.

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Member Function Documentation

void StephenAshley.Biostatistics.ChiSquaredArray.Add	(	Int32	iCols,
		Int32	iRows,
		TextBox	pitb[,]
	)

Fills the ChiSquaredArray with the values represented by the contents of an array of TextBox objects.

Parameters:

	iCols	The number of columns in the TextBox.
	iRows	The number of rows in the TextBox.
	pitb	The TextBox.

Exceptions:

BiostatisticsException

• column is less than 0, • column is greater than the number of columns in the contingency table, • row is less than 0, or • row is greater than the number of rows in the contingency table.

Definition at line 133 of file ChiSquaredArray.cs.

void StephenAshley.Biostatistics.ChiSquaredArray.Add	(	Int32	column,
		Int32	row,
		Outcome	outcome
	)

Add an Outcome to the ChiSquaredArray at the specified location.

Parameters:

	column	The column for the added Outcome.
	row	The row for the added Outcome.
	outcome	The Outcome.

Exceptions:

BiostatisticsException

• column is less than 0, • column is greater than the number of columns in the contingency table, • row is less than 0, or • row is greater than the number of rows in the contingency table.

Definition at line 112 of file ChiSquaredArray.cs.

void StephenAshley.Biostatistics.ChiSquaredArray.Add	(	Int32	column,
		Int32	row,
		Int32	observed,
		NUMBER	expected
	)

Adds an observed value and an expected value to the ChiSquaredArray at the specified location.

Parameters:

	column
	row
	observed
	expected

Exceptions:

BiostatisticsException

• column is less than 0, • column is greater than the number of columns in the contingency table, • row is less than 0, or • row is greater than the number of rows in the contingency table.

Definition at line 92 of file ChiSquaredArray.cs.

void StephenAshley.Biostatistics.ChiSquaredArray.Add	(	Int32	column,
		Int32	row,
		Int32	observed
	)

Adds an observed value to the ChiSquaredArray at the specified location.

Parameters:

	column	The column for the added value.
	row	The row for the added value.
	observed	The observed value.

Exceptions:

BiostatisticsException

• column is less than 0, • column is greater than the number of columns in the contingency table, • row is less than 0, or • row is greater than the number of rows in the contingency table.

Definition at line 55 of file ChiSquaredArray.cs.

NUMBER StephenAshley.Biostatistics.ChiSquaredArray.ChiSquared

(

)

Returns the Chi Squared statistic (χ²) for the ChiSquaredArray.

Returns:

The statistic.

Definition at line 143 of file ChiSquaredArray.cs.

Int32 StephenAshley.Biostatistics.ChiSquaredArray.DegreesOfFreedom

(

)

Returns the degrees of freedom for the ChiSquaredArray.

Returns:

The degrees of freedom.

Definition at line 152 of file ChiSquaredArray.cs.

virtual NUMBER StephenAshley.Biostatistics.ChiSquaredArray.p

(

)

[virtual]

Returns the probability value p for the ChiSquaredArray object’s value of ChiSquared and DegreesOfFreedom.

Returns:

p.

Reimplemented in StephenAshley.Biostatistics.FisherExactArray.

Definition at line 160 of file ChiSquaredArray.cs.

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Member Data Documentation

Outcome [,] StephenAshley.Biostatistics.ChiSquaredArray.outcomesArray [protected]

An array of Outcome objects holding the observed and expected values in the contingency table.

Definition at line 36 of file ChiSquaredArray.cs.

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The documentation for this class was generated from the following file:

• C:/Documents and Settings/Stephen/Desktop/Biostatistics Library and Program/Biostatistics/ChiSquaredArray.cs