[R] Overlaying histograms

[Frank E Harrell Jr]

Take a look at the histbackback function in http://hesweb1.med.virginia.edu/biostat/s/Hmisc.html

F Harrell

On Sat, 1 Feb 2003 17:35:05 +0100 (CET)
Christian Hennig <hennig at stat.math.ethz.ch> wrote:

> Hi,
> 
> is there a command for plotting two (or more) histograms in the same graph,
> or is there a low-level plotting command for adding a second histogram (in
> different color) to the graph of the first one?
> 
> Best,
> Christian
> 
> -- 
> ***********************************************************************
> Christian Hennig
> Seminar fuer Statistik, ETH-Zentrum (LEO), CH-8092 Zuerich (currently)
> and Fachbereich Mathematik-SPST/ZMS, Universitaet Hamburg
> hennig at stat.math.ethz.ch, http://stat.ethz.ch/~hennig/
> hennig at math.uni-hamburg.de, http://www.math.uni-hamburg.de/home/hennig/
> #######################################################################
> ich empfehle www.boag.de
> 
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-- 
Frank E Harrell Jr              Prof. of Biostatistics & Statistics
Div. of Biostatistics & Epidem. Dept. of Health Evaluation Sciences
U. Virginia School of Medicine  http://hesweb1.med.virginia.edu/biostat