Try the summarize function in the Hmisc library. You can get a more recent
version of Hmisc than the one that came with S-Plus 2000, at
http://hesweb1.med.virginia.edu/biostat/s/Hmisc.html
On Tue, 21 Jan 2003 19:29:51 -0500
Achaz von Hardenberg <achaz@hermes.usherb.ca> wrote:
> Hi,
> I have a large dataset with a grouping variable with many groups. I would
> like to estimate means and s.e. for each group and save them in a new
> datafile (rather than printing them in a report file). anybody knows the
> trick how to do it?
> Thank you for your help,
>
> achaz
>
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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
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