[R] Symbols for male/female

Frank E Harrell Jr fharrell at virginia.edu
Thu Oct 31 15:36:02 CET 2002

On 31 Oct 2002 08:10:25 +0100
Lorenz Gygax <gygax at ifi.unizh.ch> wrote:

> Dear all,
> I would like to use the biological symbols for male and female as plotting
> symbols in a scatterplot (ideally filled and non-filled). R does not seem
> to have these symbols using pch= in plot() nor are they implemented via
> expression() or at least I did not find them. I found that the symbols are
> e.g. available in the wasysym and the marvosym package in LaTeX.
. . .

Bill Cleveland's "The Elements of Graphing Data" gives a good explanation of why this type of encoding is ineffective, and he gives some solutions that can already be executed in R.

Frank Harrell

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
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