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2011 Mar 18
1
general question about dropping terms of glm model fits
hello dear list!
as I am currently helping someone with their statistical analysis of a
count survey, I stumbled upon a very basic question upon model optimization:
when fitting a model like:
model<-lmer(abundance~(x+y+z)^3,family=poisson,...)
in which x,y,z are continuous abiotic parameters such as po4
concentration, no2-concentration, which terms / interaction terms would
you recommend