Henrique, This code below from a R-help helper worked.
> dat <-data.frame(f) > dat2<-dat[dat$d<0,] > dat.lm <-lm(c~d, data=dat2) Thanks again, Michael Just On Sat, Oct 18, 2008 at 5:22 PM, Henrique Dallazuanna <[EMAIL PROTECTED]> wrote: > Works for me. > > dat.lm <-lm(c~d, data = dat, subset=d < 0) > > Please see if you have dat with d and c columns names. > > ______________________________________________ R-help@r-project.org 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.
