[R] Factor analysis with dichotomous variables
HDoran at air.org
Fri Dec 17 19:07:08 CET 2004
You can use factanal to do the analysis. The polychor() package will
give you polychorics. You can then the do the factor analysis on this
From: r-help-bounces at stat.math.ethz.ch
[mailto:r-help-bounces at stat.math.ethz.ch] On Behalf Of Tom Denson
Sent: Friday, December 17, 2004 12:31 PM
To: R-help at stat.math.ethz.ch
Subject: [R] Factor analysis with dichotomous variables
I would like to conduct an exploratory factor analysis with dichotomous
data. Do any R routines exist for this purpose? I recall reading
something about methods with tetrachoric correlations.
Any help would be appreciated.
Department of Psychology
University of Southern California
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