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Options for mixed effect models in R

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Guest post by J!

Mixed effect models in R library options


This article summarizes three main mixed effect libraries lme4 (lmer), nlme (lme) and asreml (asreml): 



Note function pvals.fnc() from library(languageR) calculates pvalues for lmer objects.



A fourth library is MCMCglmm and can handle multivariate response variables


Package overview: http://cran.r-project.org/web/packages/MCMCglmm/vignettes/Overview.pdf

Tutorial:  http://cran.uvigo.es/web/packages/MCMCglmm/vignettes/Tutorial.pdf




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