plot(1:10, pch=letters[1:10]) On Mon, Aug 1, 2011 at 4:44 AM, Andrew McCulloch <amccu...@yahoo.co.uk>wrote:
> Hi, > > I use R to draw my graphs. I have 100 points on a simple xy-plot. The > points are > distinguished by a third variable which is categorical with 10 levels. I > have > been plotting x against y and using gray scales to distinguish the level of > the > categorical variable for each point. It looks ok to me but a journal > reviewer > says this is not any use. I cannot afford to pay for colour prints. Any > ideas on > what is the best way to distinguish 10 groups on an xy scatter plot? > > > > If all else fails I can just remove the graph and give them a table of > regression coefficients. > > > Thanks. > > Yours Sincerely > Andrew McCulloch > > ______________________________________________ > 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. > [[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.