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For the implementation of the stepdown or stepup Dunnett testing procedures, the package includes R functions to calculate critical constants and R functions to calculate adjusted Pvalues of the test statistics. In addition, the package also contains functions to evaluate testing powers and hence the necessary sample sizes specially for the classical problem of comparisons of several treatments with a control.
Package details 


Author  FAN XIA 
Date of publication  20131214 11:52:15 
Maintainer  FAN XIA <phoebexia@yahoo.com> 
License  GPL2 
Version  2.0 
Package repository  View on CRAN 
Installation 
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