[R] how to calculate summary statistics for each factor
Andrew Miles
rstuff.miles at gmail.com
Tue Jul 6 20:07:55 CEST 2010
You could try Summarize in the NCStats package, or aggregate in the
epicalc package.
Andrew Miles
Department of Sociology
Duke University
On Jul 6, 2010, at 11:53 AM, karena wrote:
>
> I have a dataset like the following:
>
> subject class value
> 123 1 10
> 124 1 12
> 125 1 12
> 223 2 23
> 224 2 18
> 225 2 19
> 323 3 21
> 324 3 10
> 325 3 19
> 326 3 20
>
> how to calculate the summary value for each factor?
> thanks
>
> karena
> --
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>
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