Re: [R] glmmADMB model fails when fixed effect interaction term is removed

2015-01-07 Thread Peter Claussen
Cara, Perhaps I a bit ignorant about mixed models, but I don’t understand why you have the dependent variable included as a random effect. The variable names you are using suggest an analysis of combined trials, so (1 | Site/Block/Strip.ID) seems more appropriate. Is this a factorial or a spli

[R] glmmADMB model fails when fixed effect interaction term is removed

2015-01-05 Thread cara715
Hello, I am looking at a data set predicting number of plants (FERO) based on fixed effects sowing method (Method) and sowing rate (Rate). I also have a slope random effect for the site and intercept random effects for the nested variables Block and Strip.ID (to account for experimental design). I