Re: [R] How to change labels in a histogram

From: Philipp Pagel <>
Date: Tue, 08 Jul 2008 10:24:27 +0200

> I am trying to add a percent sign to my labels in a hist() plot. "labels =
> TRUE" gives me the values, but I don't know how to add the percent sign. I
> would prefer to annote the plot after drawing it, e.g. using text()

This is probably a good starting point:

x <- rnorm(100)
h <- hist(x)
text(h$mids, h$counts+0.5, paste(format(h$counts/sum(h$counts) * 100, digits=2), "%") )



Dr. Philipp Pagel
Lehrstuhl für Genomorientierte Bioinformatik
Technische Universität München
Wissenschaftszentrum Weihenstephan
85350 Freising, Germany

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Received on Tue 08 Jul 2008 - 08:28:02 GMT

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