[R] coef se in lme

Irene Mantzouni ima at difres.dk
Mon Oct 15 22:44:01 CEST 2007

Let's say that I can estimate se for ranef by group
and the se for fixef (modifying the se.fixef and se.ranef functions of "arm" package for lmer). 
Since, I need the se for coef=ranef+fixef
can I estimate it based on the SEs of ranef and fixef?
Thank you!

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