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pbkrtest (version 0.3-6)

Parametric bootstrap and Kenward Roger based methods for mixed model comparison

Description

Test in linear mixed effects models. Attention is on linear mixed effects models as implemented in the lme4 package. The package implements a parametric bootstrap test The package implements a Kenward-Roger modification of F-tests

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Version

Install

install.packages('pbkrtest')

Monthly Downloads

269,771

Version

0.3-6

License

GPL (>= 2)

Maintainer

Søren Højsgaard

Last Published

September 26th, 2013

Functions in pbkrtest (0.3-6)

KRmodcomp_init

Model input check
KenwardRoger

Ftest and degrees of freedom based on Kenward-Roger approximation
PBrefdist

Calculate reference distribution using parametric bootstrap
getKR

Extract (or "get") components from a KRmodcomp object.
beets

Yield and sugar percentage in sugar beets from a split plot experiment.
PBmodcomp

Model comparison of mixed models using parametric bootstrap methods.
pbkrtest-internal

Internal functions in the pbkrtest package
vcovAdj

Ajusted covariance matrix for linear mixed models according to Kenward and Roger
budworm

Effect of Insecticide on survivial of tobacco budworms