On Fri, Mar 28, 2008 at 1:42 AM, Agustin Lobo <[EMAIL PROTECTED]> wrote: > Thanks for your detailed explanation. > You are right, a set of boxplots done with bwplot > is a much better graphic for this type of data: > > bwplot(V1~VAR|f,data=datos2) > > This was not a good example. The barplot would be suited > for counts, ie. species composition: > datos4 <- > data.frame(V1=round(runif(200,1,5)),SITE=factor(round(runif(200,1,3))))
The bar plot in ggplot2 (http://had.co.nz/ggplot2) automatically aggregates your data: install.packages("ggplot2") library(ggplot2) qplot(factor(V1), data=datos4, geom="bar", facets = . ~ SITE) > Is there an R guide to Trellis graphics? How about http://www.amazon.com/dp/0387759689 ? Hadley -- http://had.co.nz/ ______________________________________________ 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.
