On Tue, Oct 28, 2008 at 4:31 PM, Ferry <[EMAIL PROTECTED]> wrote: > Dear R users, > > Is it possible to have an overlap histogram plot? For example: > > stuff <- data.frame(Mode = c("Land", "Air"), AgeGroup = c("Young", "Adult", > "Old"), Value = sample(1:300)) > histogram( ~Value | AgeGroup * Mode, data = stuff, auto.key = TRUE) > > Instead of having 2 * 3 panel, I want to have just 3 panel, overlapping the > "Mode" into the same panel. > > I tried the following: > histogram( ~Value | AgeGroup, data = stuff, groups = Mode, auto.key = TRUE) > > but I think it gave me incorrect result.
See http://www.mail-archive.com/[EMAIL PROTECTED]/msg84387.html but I would recommend use of densityplot() instead: densityplot( ~Value | AgeGroup, data = stuff, groups = Mode, auto.key = TRUE) -Deepayan ______________________________________________ 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.