Method | Description | |
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ComputeEffect ( ) : void |
Computes the minimum detectable effect size for the test considering the power given in IPowerAnalysis.Power, the number of samples in IPowerAnalysis.Samples and the significance level IPowerAnalysis.Size.
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ComputePower ( ) : void |
Computes the power for a test with givens values of
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ComputeSamples ( ) : void |
Gets the recommended sample size for the test to attain the power indicating in IPowerAnalysis.Power considering values of IPowerAnalysis.Effect and IPowerAnalysis.Size.
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GetEffectSize ( int sampleSize, double power = 0.8, double alpha = 0.05, OneSampleHypothesis hypothesis = OneSampleHypothesis.ValueIsDifferentFromHypothesis ) : ZTestPowerAnalysis |
Estimates the number of samples necessary to attain the required power level for the given effect size.
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GetSampleSize ( double delta, double standardDeviation = 1, double power = 0.8, double alpha = 0.05, OneSampleHypothesis hypothesis = OneSampleHypothesis.ValueIsDifferentFromHypothesis ) : ZTestPowerAnalysis |
Estimates the number of samples necessary to attain the required power level for the given effect size.
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ZTestPowerAnalysis ( OneSampleHypothesis hypothesis ) : System |
Creates a new ZTestPowerAnalysis.
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ZTestPowerAnalysis ( TwoSampleZTest test ) : System |
Creates a new ZTestPowerAnalysis.
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public static GetEffectSize ( int sampleSize, double power = 0.8, double alpha = 0.05, OneSampleHypothesis hypothesis = OneSampleHypothesis.ValueIsDifferentFromHypothesis ) : ZTestPowerAnalysis | ||
sampleSize | int | The number of observations in the sample. |
power | double | The desired power level. Default is 0.8. |
alpha | double | The desired significance level. Default is 0.05. |
hypothesis | OneSampleHypothesis | The alternative hypothesis (research hypothesis) to be tested. |
return | ZTestPowerAnalysis |
public static GetSampleSize ( double delta, double standardDeviation = 1, double power = 0.8, double alpha = 0.05, OneSampleHypothesis hypothesis = OneSampleHypothesis.ValueIsDifferentFromHypothesis ) : ZTestPowerAnalysis | ||
delta | double | The minimum detectable difference. |
standardDeviation | double | The difference standard deviation. |
power | double | The desired power level. Default is 0.8. |
alpha | double | The desired significance level. Default is 0.05. |
hypothesis | OneSampleHypothesis | The alternative hypothesis (research hypothesis) to be tested. |
return | ZTestPowerAnalysis |
public ZTestPowerAnalysis ( OneSampleHypothesis hypothesis ) : System | ||
hypothesis | OneSampleHypothesis | The hypothesis tested. |
return | System |
public ZTestPowerAnalysis ( TwoSampleZTest test ) : System | ||
test | TwoSampleZTest | The test to create the analysis for. |
return | System |