search for: rogersii_n

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2012 Jun 05
1
- help with the predict function
...t some values for an nls regression function (functional response model Rogers type II). This is an asymptotic function of which I would like to predict the asymptotic value I estimated the paramters with nls, but can't seem to get predictions for values of m choice...... This is my script: RogersII_N <- nls(FR~N0-lambertW(attackR3_N*Th3_N*N0*exp(-attackR3_N*(24-Th3_N*N0)))/(attackR3_N*Th3_N),start=list(attackR3_N=0.04,Th3_N=1.46),control=list(maxiter=10000)) lista <- c(1,2,100,1000) predict(RogersII_N,newdata=lista) I created a list (lista) with some values of which I would like the pr...