'rank' should be "QAICc". AICc does not have argument 'chat', hence the error.
kamil CatCowie wrote > Hi all, > > I'm having trouble with the model generating 'dredge' function in the > MuMIn > 'Multi-model Inference' package. > > Here's the script: > > globalmodel<- glm(TB~lat+protocol+tested+ > streams+goats+hay+cattle+deer, > family="binomial") > chat<- deviance(globalmodel)/59 #There we 59 residual degrees of freedom > in > this global model. > models<- dredge(globalmodel, beta=FALSE, evaluate=TRUE, rank="AICc", > chat=chat, fixed=NULL, trace=FALSE) > > And the error message is: > > Error in UseMethod("logLik") : > no applicable method for 'logLik' applied to an object of class > "logical" > > I have trawled the literature and it seems to be ok to use a binary GLM as > the global model - could this be the problem? The variables are a mix of > binary and continuous data. > > Any thoughts? > Thanks, > Cat -- View this message in context: http://r.789695.n4.nabble.com/Error-message-in-dredge-function-MuMIn-package-used-with-binary-GLM-tp4662842p4662881.html Sent from the R help mailing list archive at Nabble.com. ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.