[Rd] Aggregate factor names
Martin Elff
elff at sowi.uni-mannheim.de
Mon Oct 1 17:24:18 CEST 2007
On Thursday 27 September 2007 (17:57:55), Mike Lawrence wrote:
> ex. it is annoying to type
>
> with(
> my.data
> ,aggregate(
> my.dv
> ,list(
> one.iv = one.iv
> ,another.iv = another.iv
> ,yet.another.iv = yet.another.iv
> )
> ,some.function
> )
> )
If you use my package 'memisc' you can write
aggregate(some.function(my.dv)~one.iv+another.iv+yet.another.iv,
data=my.data)
Best,
Martin
--
"Dealing with failure is easy: work hard to improve. Success is also
easy to handle: you've solved the wrong problem. Work hard to
improve."
fortune 1.0
-------------------------------------------------
Dr. Martin Elff
Dept. of Social Sciences
University of Mannheim
Block A5, Room A 328 (NEW)
68131 Mannheim
Germany
Phone: +49-621-181-2093
Fax: +49-621-181-2099
E-Mail: elff at sowi.uni-mannheim.de
Web: http://webrum.uni-mannheim.de/sowi/elff/
http://www.sowi.uni-mannheim.de/lspwivs/
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