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5 results for “from:Magdalena Wiedermann”

mixed-effects model with crossed random effects
Magdalena Wiedermann · Apr 24, 2015 · r-sig-mixed-models

Dear list, I am using the nlme package to analyze a mixed effects model. I am dealing with crossed random effects, meaning that I have repeated measures in time and space (on a split plot design). We are sampling water...

glmer vs glmmPQL vs glmmadmb
Magdalena Wiedermann · Apr 4, 2016 · r-sig-mixed-models

Dear List Quick question: Why is the interaction term usingglmmPQL not significant, whereas it is highly significant using glmer and glmmadmb? Thank you! Lena *_ Example:_* resp = resp<-cbind(data$Dead, data$Alive) m1<-glmer(resp~(treatm+log(Tree))^2+block...

glmer vs glmmPQL vs glmmadmb
Magdalena Wiedermann · Apr 5, 2016 · r-sig-mixed-models

Thank you Ben! Indeed there is a problem and I keep coming back to this dater after having learned more about GLMM on other projects. I tried the suggested Gauss-Hermite quadrature. The higher the nAGQ number the more interactions...

repeated measures on split plot design
Magdalena Wiedermann · Mar 18, 2015 · r-sig-mixed-models

Dear Thierry Thank you so very much for taking this on and helping out. I was particularly happy about the glmm wiki link you sent. It contained a lot of relevant information in an organized way. THANK YOU! Now I...

mixed-effects model with crossed random effects
Magdalena Wiedermann · May 4, 2015 · r-sig-mixed-models

On 04/24/2015 02:26 PM, Ben Bolker wrote: > Magdalena Wiedermann <mwiederm at ...> writes: > >> Dear list, >> >> I am using the nlme package to analyze a mixed effects model. I am >> dealing with crossed random effects, meaning that I have...

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