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Test in mixed effects models. Attention is on mixed effects models as implemented in the 'lme4' package. This package implements a parametric bootstrap test and a Kenward Roger modification of Ftests for linear mixed effects models and a parametric bootstrap test for generalized linear mixed models.
Package details 


Author  Ulrich Halekoh <uhalekoh@health.sdu.dk> Søren Højsgaard <sorenh@math.aau.dk> 
Maintainer  Søren Højsgaard <sorenh@math.aau.dk> 
License  GPL (>= 2) 
Version  0.48.6 
URL  http://people.math.aau.dk/~sorenh/software/pbkrtest/ 
Package repository  View on CRAN 
Installation 
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