search for: densitypd

Displaying 1 result from an estimated 1 matches for "densitypd".

Did you mean: density2d
2010 Aug 19
1
GLMM random effects
...reatment, Session, Total biomass, and/or %Edible food for the fixed effects. (Colony, Plot, Treatment, and Session are all factor variables). And an example of the R code that we started with is: PDmodel_1 <- lmer(Density~1+Treatment+Session+Biomass+(1|Colony/Plot), family=quasipoisson, data=DensityPD) My main question is: Does this accurately take into account our nested and repeated measures design? Have we accounted for any possible pseudoreplication with this type of analysis? Do I need to also look at type AR-1 error structures (or can I do that in a glmm?) Or is there a simpler way you...