TTest Constructor (Double, Double, Int32, Double, OneSampleHypothesis)

Tests the null hypothesis that the population mean is equal to a specified value.

Namespace: Accord.Statistics.Testing
Assembly: Accord.Statistics (in Accord.Statistics.dll) Version: 3.8.0

Syntax

public TTest(
	double mean,
	double stdDev,
	int samples,
	double hypothesizedMean = 0,
	OneSampleHypothesis alternate = OneSampleHypothesis.ValueIsDifferentFromHypothesis
)

Public Sub New ( 
	mean As Double,
	stdDev As Double,
	samples As Integer,
	Optional hypothesizedMean As Double = 0,
	Optional alternate As OneSampleHypothesis = OneSampleHypothesis.ValueIsDifferentFromHypothesis
)

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Parameters

mean: Type: SystemDouble
The sample's mean value.
stdDev: Type: SystemDouble
The standard deviation for the samples.
samples: Type: SystemInt32
The number of observations in the sample.
hypothesizedMean (Optional): Type: SystemDouble
The constant to be compared with the samples.
alternate (Optional): Type: Accord.Statistics.TestingOneSampleHypothesis
The alternative hypothesis (research hypothesis) to test.

Reference

TTest Class

TTest Overload

Accord.Statistics.Testing Namespace