[R] mean
Chuck Cleland
ccleland at optonline.net
Fri Jun 6 21:00:57 CEST 2008
On 6/6/2008 11:43 AM, Marco Chiapello wrote:
> Hi,
> I have a simple question. If I have a table and I want to have the mean
> for each row, how can I do?!
> Es:
> c1 c2 c3 mean
> 1 12 13 14 ??
> 2 15 24 10 ??
> ...
>
> Thanks,
> Marco
VADeaths
Rural Male Rural Female Urban Male Urban Female
50-54 11.7 8.7 15.4 8.4
55-59 18.1 11.7 24.3 13.6
60-64 26.9 20.3 37.0 19.3
65-69 41.0 30.9 54.6 35.1
70-74 66.0 54.3 71.1 50.0
rowMeans(VADeaths)
50-54 55-59 60-64 65-69 70-74
11.050 16.925 25.875 40.400 60.350
You could have found rowMeans() with the following:
RSiteSearch("row means", restrict="functions")
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--
Chuck Cleland, Ph.D.
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