Re: st: Unexpected result from a marginsplot

[Dirk Enzmann <dirk.enzmann@uni-hamburg.de>]

Jordan wrote:

http://www.hsph.harvard.edu/cgi-bin/lwgate/STATALIST/archives/statalist.1207/date/article-1062.html

Although not specific to your marginsplot question: It is a general 
misconception and popular fallacy that confidence intervals should not 
overlap if the difference is statistically significant.
See:
Cumming, G. & Finch, S. (2005). Inference by eye: Confidence intervals 
and how to read pictures of data. American Psychologist, 60(2), 170-180.
http://ovidsp.tx.ovid.com/sp-3.5.1a/ovidweb.cgi?&S=JGKCFPKCJLDDMOCBNCPKAEGCOKFAAA00&Abstract=S.sh.15.17.18.23|3|1

Dirk

========================================
Dr. Dirk Enzmann
Institute of Criminal Sciences
Dept. of Criminology
Rothenbaumchaussee 33
D-20148 Hamburg
Germany

phone: +49-(0)40-42838.7498 (office)
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email: dirk.enzmann@uni-hamburg.de
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