[R-sig-ME] issues with weights in glmer (or glmmADMB) [SEC=UNCLASSIFIED]

Ben Bolker bbolker at gmail.com
Tue Jun 4 17:42:57 CEST 2013


Steve Candy <Steve.Candy at ...> writes:

> 
> I am yet to see any response from the developers/maintainers of
> lme4 with respect to my posting from 25
> Feburary on the R-sig-mixed-models Digest, Vol 74, Issue 40
> 
> 5. Re: lmer residual variance estimate with prior weights (lmer
> 
>       wrong, lme and asreml correct) [SEC=UNCLASSIFIED] (Steve Candy)
> 
> The regression coefficients from lmer are correct 
> but the standard errors are way too small in my example
> with prior (or "analytical") weights where it 
> was not appropriate to scale the weights to sum to 1.
> As previous postings note, using prior weights of sample 
> sizes when binomial proportions are the response
> variable is a special case but I am not confident to use lmer 
> with prior weights until the issue my above
> posting raises gets some traction.

   Sorry this slipped through the cracks.  We will take a look;
if you can (re)post the query at https://github.com/lme4/lme4/issues?state=open
(the new site for bug/feature requests) that would help us out ...

  cheers
    Ben Bolke



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