Try this: library(drc) plot(y ~ x) mod <- multdrc(y ~ x) lines(x, fitted(mod))
On 4/29/07, Milton Cezar Ribeiro <[EMAIL PROTECTED]> wrote: > Hi R-friends > > How can I adjust a sigmondal shaped regression in R? > My data looks like > > x<-c(1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16) > y<-c(10,11,11,14,15,35,42,49,80,120,130,138,149,150,151,150) > plot(y~x) > modlin<-glm(y~x) > yest<-predict(modlin) > lines(yest~x) > > thanks a lot > > Miltinho > Brazil > > __________________________________________________ > > > [[alternative HTML version deleted]] > > ______________________________________________ > [email protected] 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. > ______________________________________________ [email protected] 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.
