Thank you all!! :-)
rlearner309 wrote: > > I have a question about how to filter the data frame: > Suppose my data frame has variables like gender, age,... How to get a > subset of the data frame, with only female (or male) and/or age > 50...? > What is the typical syntax? I tried several condition expressions, but > none of them worked... > > Thanks a lot! > -- View this message in context: http://www.nabble.com/How-to-filter-a-data-frame--tp18587502p18598469.html Sent from the R help mailing list archive at Nabble.com. ______________________________________________ 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.