[R] superimposing histograms

[Gabor Grothendieck]

See:

http://www.medepi.net/data/wnv/index.html

On 6/28/06, Bill Shipley <bill.shipley at usherbrooke.ca> wrote:
> I want to superimpose histograms from three populations onto the same graph,
> changing the shading of the bars for each population.  After consulting the
> help files and the archives I cannot find out how to do this (seemly) simple
> graph.  To be clear, I want
>
> - a single x axis (from -3 to 18)
> - three groups of bars forming the histograms of each population (they will
> not overlap much, but this is a detail)
> - the bars from each histogram having different shadings or other visually
> distinguishing features.
>
> Can anyone explain how to do this?
>
> Thanks.
>
>
> Bill Shipley
>
>
>
>
>
>        [[alternative HTML version deleted]]
>
> ______________________________________________
> R-help at stat.math.ethz.ch mailing list
> https://stat.ethz.ch/mailman/listinfo/r-help
> PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html
>