overdisp.glmer {RVAideMemoire}

Estimation of overdispersion with glmer models

Description

Estimates residual deviance and residual degrees of freedom to check for overdispersion with glmer models. This function is directly comming from http://glmm.wikidot.com/faq.

Usage

overdisp.glmer(model)

Arguments

model

a model fitted by glmer.

Author(s)

Ben Bolker

See Also

glmer

Examples

require(lme4)

# Example from the 'glmer' function
gm1 <- glmer(cbind(incidence,size-incidence)~period+(1|herd),
 family="binomial",data=cbpp)
overdisp.glmer(gm1)