[R-sig-ME] obtaining unconditional vcov matrix

Benilton Carvalho beniltoncarvalho at gmail.com
Thu Feb 10 14:32:51 CET 2011


Hi,

I wonder what is the recommended way (if any) to get the unconditional
vcov matrix [(Z Sigma Z' + I)s2] for a LMM obtained through ML with
lme4::lmer().

I'd very much appreciate if anyone could point me to the right direction.

Thank you very much,
benilton




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