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Re: st: Problems with defining varable interactions in ANOVA


From   Neil Shephard <nshephard@gmail.com>
To   statalist@hsphsun2.harvard.edu
Subject   Re: st: Problems with defining varable interactions in ANOVA
Date   Fri, 7 Jan 2011 13:05:22 +0000

On Fri, Jan 7, 2011 at 12:52 PM, Rom Litwin <rom.litwin@gmail.com> wrote:
>
> I am super-new to STATA. I am running STATA 11 in Win7 and - contrary to
> what most STATA manuals claim, it seems - I am unable to set up interaction
> variables in ANOVA. Just to use an example from the UCLA manual, when I run:
>
> . use http://www.ats.ucla.edu/stat/stata/faq/crf24
> . anova y a b a*b
>
> I am getting the following error:
> variable a*b not found
> r(111);

Thanks for providing a reproducible example.

See -man fvvarlist- on how to specify interactions for factor
variables under Stata 11.

Neil

-- 
"Our civilization would be pitifully immature without the intellectual
revolution led by Darwin" - Motoo Kimura, The Neutral Theory of
Molecular Evolution

Email - nshephard@gmail.com
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