On Wed, 2 Nov 2011, Rich Shepard wrote:
I want a subset of this with only 7 chemicals: Ca, Cl, Cond, Mg, Na, SO4, and TDS.
I should have also written that what I ultimately want is to create a box-and-whisker plot for these 7 chemicals in a single panel. If that can be done directly from the source data frame without creating another subset, I want to learn the syntax for that. Rich ______________________________________________ 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.
