On Jan 31, 2011, at 9:39 PM, MarquisDM wrote:
boxplot(Abs~Conc,ylab='Absorbency',xlab'Ethanol(%)')
missing "="..............................^..... David Winsemius, MD West Hartford, CT ______________________________________________ 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.