Extract AIC and DIC from a ‘mer’ model

Description

Computes the (generalized) Akaike *A*n *I*nformation *C*riterion and *D*eviance *I*nformation *C*riterion for a mer model.

Usage

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extractDIC(fit,...)
## S3 method for class 'merMod'
extractDIC(fit,...)

Arguments

fit

fitted merMod mode, usually the result of a fiiter like merMod.

...

further arguments (currently unused).

Author(s)

Andrew Gelman gelman@stat.columbia.edu; Yu-Sung Su suyusung@tsinghua.edu.cn

Examples

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fm1 <- lmer(Reaction ~ Days + (Days|Subject), sleepstudy)
extractAIC(fm1)
extractDIC(fm1)