You have subset=state==”treated”). You need to change "treated” to "treated". Tho " " are formatted in your example.
On Wed, 27 May 2020 at 15:48, Vahid Borji <vahid.borj...@gmail.com> wrote: > Hello my R friends, > I am using the below commands in R: > > attach(Puromycin) > Puromycin > plot(Puromycin$conc,Puromycin$rate) > mm=function(conc,vmax,k) vmax*conc/(k+conc) > mm > > mm1=nls(rate~mm(conc,vmax,k),data=Puromycin,start=c(vmax=50,k=0.05),subset=state==”treated”) > mm1 > > Unfortunately, I receive the below error: > > Error: unexpected input in > > "mm1=nls(rate~mm(conc,vmax,k),data=Puromycin,start=c(vmax=50,k=0.05),subset=state==”" > > How can I fix this error? > > [[alternative HTML version deleted]] > > ______________________________________________ > R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see > 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. > -- John Kane Kingston ON Canada [[alternative HTML version deleted]] ______________________________________________ R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see 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.
