Parametric Bootstrap and Kenward Roger Based Methods for Mixed Model Comparison

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Documentation for package ‘pbkrtest’ version 0.4-6

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beets Yield and sugar percentage in sugar beets from a split plot experiment.
budworm Effect of Insecticide on survivial of tobacco budworms
getKR Extract (or "get") components from a 'KRmodcomp' object.
getLRT Model comparison using parametric bootstrap methods.
getLRT.lm Model comparison using parametric bootstrap methods.
getLRT.mer Model comparison using parametric bootstrap methods.
getLRT.merMod Model comparison using parametric bootstrap methods.
get_Lb_ddf Adjusted denomintor degress freedom for linear estimate for linear mixed model.
get_Lb_ddf.lmerMod Adjusted denomintor degress freedom for linear estimate for linear mixed model.
get_SigmaG Ajusted covariance matrix for linear mixed models according to Kenward and Roger
get_SigmaG.lmerMod Ajusted covariance matrix for linear mixed models according to Kenward and Roger
get_SigmaG.mer Ajusted covariance matrix for linear mixed models according to Kenward and Roger
KRmodcomp Ftest and degrees of freedom based on Kenward-Roger approximation
KRmodcomp.lmerMod Ftest and degrees of freedom based on Kenward-Roger approximation
KRmodcomp.mer Ftest and degrees of freedom based on Kenward-Roger approximation
KRmodcomp_internal Ftest and degrees of freedom based on Kenward-Roger approximation
Lb_ddf Adjusted denomintor degress freedom for linear estimate for linear mixed model.
LMM_Sigma_G Ajusted covariance matrix for linear mixed models according to Kenward and Roger
model2restrictionMatrix Conversion between a model object and a restriction matrix
model2restrictionMatrix.lm Conversion between a model object and a restriction matrix
model2restrictionMatrix.mer Conversion between a model object and a restriction matrix
model2restrictionMatrix.merMod Conversion between a model object and a restriction matrix
PBmodcomp Model comparison using parametric bootstrap methods.
PBmodcomp.lm Model comparison using parametric bootstrap methods.
PBmodcomp.mer Model comparison using parametric bootstrap methods.
PBmodcomp.merMod Model comparison using parametric bootstrap methods.
PBrefdist Calculate reference distribution using parametric bootstrap
PBrefdist.lm Calculate reference distribution using parametric bootstrap
PBrefdist.mer Calculate reference distribution using parametric bootstrap
PBrefdist.merMod Calculate reference distribution using parametric bootstrap
plot.XXmodcomp Model comparison using parametric bootstrap methods.
restrictionMatrix2model Conversion between a model object and a restriction matrix
restrictionMatrix2model.lm Conversion between a model object and a restriction matrix
restrictionMatrix2model.mer Conversion between a model object and a restriction matrix
restrictionMatrix2model.merMod Conversion between a model object and a restriction matrix
vcovAdj Ajusted covariance matrix for linear mixed models according to Kenward and Roger
vcovAdj.lmerMod Ajusted covariance matrix for linear mixed models according to Kenward and Roger
vcovAdj.mer Ajusted covariance matrix for linear mixed models according to Kenward and Roger
vcovAdj0 Ajusted covariance matrix for linear mixed models according to Kenward and Roger
vcovAdj2 Ajusted covariance matrix for linear mixed models according to Kenward and Roger
vcovAdj_internal Ajusted covariance matrix for linear mixed models according to Kenward and Roger