[R] Interpreting NB GLM output - effect sizes?

2010-07-06 Thread Anna Berthinussen
Hi, I am trying to find out how to interpret the summary output from a neg bin GLM? I have 3 significant variables and I can see whether they have a positive or negative effect, but I can't work out how to calculate the magnitude of the effect on the mean of the dependent variable. I used a log

Re: [R] Interpreting NB GLM output - effect sizes?

2010-07-06 Thread Achim Zeileis
On Tue, 6 Jul 2010, Anna Berthinussen wrote: Hi, I am trying to find out how to interpret the summary output from a neg bin GLM? I have 3 significant variables and I can see whether they have a positive or negative effect, but I can't work out how to calculate the magnitude of the effect on