search for: overdispert

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2009 Apr 20
1
doing zero inflated glmm for count data with fmr
Hello R users, Doing My PhD I collected count data which I believe is zero inflated. I have run a statistical model with lmer and family=poisson and got summary(model)@sigma=1 so I believe there is no overdispertion. I would like to use the fmr function from the 'gnlm' library but I just cannot figure out from the examples in the help page and some forums out there how to convert the lmer parameters to the one used in fmr... I have these variables in the model: count: the number of logs in a for...