search for: factor_c4

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2005 Oct 12
0
Model parameterization / Factor Levels
...th3~1, but C with levels 1,2 and 4 only Beta p-value th1.(Intercept) 560 <0.000 th1.A1 -15 <0.000 th1.B1 5 <0.032 th1.C1 -15 <0.001 th1.C2 -8 0.031 th2.(Intercept) ...... ......etc I tried replacing Factor C by 4 different columns, say FACTORC_1, FACTOR_C2, FACTOR_C3, and FACTOR_C4 each one of them with 0 or 1, and the model I tried was f1<-nlme(Y~SSlogis(X,th1,th2,th3)|Subject,fixed=list(th1~A+B+FACTORC_1+FACTOR_C2, etc but, as I expected, the model can't be solved I will appreciate any help