Re: [R] Estimating QAIC using glm with the quasibinomial family

2008-05-09 Thread Darren Gillis
ndidate,c_hat) { k=length(model.candidate$coefficients)+1 # add 1 for the estimate of c_hat (model.candidate$deviance/c_hat)+2*k } Thank you again for your correspondance and assistance. Sincerely, Darren Gillis __ R-help@r-project.or

Re: [R] Estimating QAIC using glm with the quasibinomial family

2008-05-07 Thread Darren Gillis
Thank you for the rapid response. I have no trouble in following your example, but I was specificly interested in calculating QAIC and QAICc from a glm fitted with the "family=quasibinomial" option. This provides an estimate of dispersion, but does not contain an explicit value for AIC or log-lik