> > Hi, Dear all, > > Could you please tell me how to select specified column in dataset and how > to do
my.data[, x] my.data[, "aa"] my.data$aa > the concentration-time profiles in R? What is that? Besides you could help youself a lot reading an intro to R which I believe is in doc directory of your R installation. Regards Petr > > Thank you! > > xiaoc > > [[alternative HTML version deleted]] > > ______________________________________________ > 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. ______________________________________________ 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.