[R-sig-ME] Using glmer in R

[David Duffy]

On Sun, 1 Jul 2012, Muhammad Mullah wrote:

> Can anybody helps me to figure out how ?glmer? or ?lmer? in R can be 
> used to estimate the random effects in mixed model so that all random 
> effects are independent and have the same variance, i.e., the variance 
> covariance matrix will have same value for diagonal element and zero for 
> covariance.

Usually the question is how to make them heterogenous ;)

Have you read the vignettes
vignette(package="lme4")
the draft book chapters at
http://lme4.r-forge.r-project.org/
lecture notes at
http://lme4.r-forge.r-project.org/slides/
wiki at
http://glmm.wikidot.com/