Re: [R] GAM quasipoisson in MuMIn - SOLVED

2011-02-04 Thread Karen Moore
Hi, Got my issues sorted. Error message solved: I heard from the guy who developed MuMIn and his suggestion worked. "As for the error you get, it seems you are running an old version of MuMIn. Please update the package first." I did (I was only 1 version behind in both R and in MuMIn) and erro

Re: [R] GAM quasipoisson in MuMIn

2011-02-04 Thread Karen Moore
Thanks for that Gavin - yeah you're right that was not my actual model, which is: GAMV2c<-gam(VASCSR~ROTATION+ CANCOV +LAreaoldwood+ + s(SOILPH) + CANCOV:LAreaoldwood + CANCOV:SOILPH,family=quasipoisson, data =HIGHBRYOSR) For MMI the script I use, and have used successfully with *exactly* same

Re: [R] GAM quasipoisson in MuMIn

2011-02-04 Thread Gavin Simpson
On Fri, 2011-02-04 at 12:31 +, Karen Moore wrote: > Hi, > > My formula is > > GAM<-gam(Species richness (count) ~ Categorical + Continous + Continous + * > s*(Continous ) + Continous : Continous + Continous : Continous, > family=quasipoisson, data =) Ok, I'm reasonably certain that that is

[R] GAM quasipoisson in MuMIn

2011-02-04 Thread Karen Moore
Hi, I have a GAM quasipoisson that I'd like to run through MuMIn package - dredge - gettop.models - model.avg However, I'm having no luck with script from an example in MuMIn help file. In MuMIn help they advise "include only models with smooth OR linear term (but not both) for each