Dose.Min.Effect {TrialSize}R Documentation

Williams' Test for Minimum effective dose (MED)

Description

Ho: μ_1=μ_2=...=μ_K Ha: μ_1=μ_2=...=μ_{i-1} < μ_{i} < μ_{i+1} < μ_{K}

Usage

Dose.Min.Effect(alpha, beta, qt, sigma, delta)

Arguments

alpha

significance level

beta

power = 1-beta

qt

the critical value tk(alpha)

sigma

standard deviation

delta

δ is the clinically meaningful minimal difference

References

Chow SC, Shao J, Wang H. Sample Size Calculation in Clinical Research. New York: Marcel Dekker, 2003

Examples

Example.11.4.1<-Dose.Min.Effect(0.05,0.2,1.75,0.22,0.11)
Example.11.4.1
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[Package TrialSize version 1.3 Index]