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Re: st: Stata module similar to PCA but for categorial variables


From   Philipp Rehm <philipp.rehm@gmx.de>
To   statalist@hsphsun2.harvard.edu
Subject   Re: st: Stata module similar to PCA but for categorial variables
Date   Thu, 28 Feb 2008 18:44:47 -0500

.
PCA = Principal components analysis?

If so, this may be useful:
-factormat- (Stata 9 or higher, I believe)
net describe polychoric, from(http://web.missouri.edu/~kolenikovs/stata)
http://www.gseis.ucla.edu/courses/ed231a1/notes2/morefa.html
help tetrachoric

HTH,
Philipp

Luhang Wang wrote:
Dear all,

I've been wondering whether Stata can do PCA alike analysis with
categorical variables. Any suggestions? Thanks.

Best,
Luhang
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