Various different tests for model comparison
Compute_auxiliary quantities needed for the Satterthwaite approximation.
Compute deviance of a linear mixed model as a function of variance parameters
Likelihood Ratio Test Between Nested Models
Compute denominator degrees of freedom for F-test
Compute covariance of fixed effect parameters as a function of variance parameters of a linear mixed model
Adjusted denominator degrees of freedom for linear estimate for linear mixed model.
Extract (or "get") components from a 'KRmodcomp' or 'SATmodcomp' object.
Adjusted covariance matrix for linear mixed models according to Kenward and Roger
F-test and degrees of freedom based on Kenward-Roger approximation
Conversion between a model object and a restriction matrix
Calculate reference distribution using parametric bootstrap
Model comparison using parametric bootstrap methods.
F-test and degrees of freedom based on Satterthwaite approximation