NULL or a matrix indicating the covariances between the
primary endpoints in the experimental (test) group. See Details.
SigmaC
NULL or a matrix indicating the covariances between the
primary endpoints in the control group. See Details.
matrix.type
NULL or an integer among 1, 2, 3, 4, giving the
type of the matrices 'SigmaE' and 'SigmaC'. See Details.
equalSigmas
NULL or a logical indicating if 'SigmaC' and
'SigmaE' are equal. See Details.
m
NULL or the value for m. See Details.
Details
You should provide either both SigmaE, SigmaC or both
matrix.type, equalSigmas. When you provide the former, the
latter should be set to NULL. And vice versa.
Value
df
The degrees of freedom.
Author(s)
P. Lafaye de Micheaux, B. Liquet and J. Riou
References
Delorme P., Lafaye de Micheaux P., Liquet B., Riou, J. (2015). Type-II Generalized Family-Wise Error Rate
Formulas with Application to Sample Size Determination. Statistics in Medicine.
Romano J. and Shaikh A. (2006) Stepup Procedures For Control of
Generalizations of the Familywise Error Rate. The Annals of Statistics,
34(4), 1850–1873.