[R] different results across versions for glmer/lmer with the quasi-poisson or quasi-binomial families: the lattest version might not be accurate...

Ben Bolker bolker at ufl.edu
Fri Nov 20 14:05:16 CET 2009


 
Gosselin Frederic <frederic.gosselin <at> cemagref.fr> writes:

> 
> Dear R-helpers,
> 
> this mail is intended to mention a rather trange result and 
> generate potential useful comments on it. I am
> not aware of another posts on this issue 
> ( RSiteSearch("quasipoisson lmer version dispersion")).
> 

[snip snip]

 I would definitely forward this to 
r-sig-mixed-models at lists.r-project.org, if I were you.
At one point I reported what may be the same bug;

http://tinyurl.com/ye3pkve

 I don't know when it appeared and when it was
fixed, so I don't know whether it explains your
results or not.




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