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model1
2012 Sep 29
1
Problems with stepAIC
...A
2.44 2.26 ...
$ VI : num 2.01 2.61 2.61 NA 3.61 3.57 NA NA 3.06
2.18 ...
$ VII : num NA 3.73 2.61 NA 3.25 0.27 NA NA NA 3.04
...
$ Eindringtiefe : int 64 80 80 8 80 61 55 32 73 80 ...
model fo the first parameter I want to check:
PModell1 <-lme(sqrt(Earthwormsm.2)~
Treatment+Pflanzenfrischmasse+aBodenfeuchte+bBodenfeuchte+Gfrischmasse+Ltrockenmasseanteil+KCN+I+Eindringtiefe,
random=~1|Block/Treatment/Cluster/Patch, data=Test1,na.action = na.omit)
Everytime I try stepAIC with different settings:
>Modell2<- stepAIC(PModell1...