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From | Maarten buis <maartenbuis@yahoo.co.uk> |
To | statalist@hsphsun2.harvard.edu |
Subject | Re: st: Constructing a variable from standard deviations |
Date | Mon, 22 Nov 2010 11:22:15 +0000 (GMT) |
--- On Mon, 22/11/10, Maarten buis wrote: > Below is a possible solution. It estimates a linear > regression model, but it allows for differences in the > residual variance across groups. I actually modelled the residual standard deviation. To get the residual variance you would have to square the predicted residual standard deviation. -- Maarten -------------------------- Maarten L. Buis Institut fuer Soziologie Universitaet Tuebingen Wilhelmstrasse 36 72074 Tuebingen Germany http://www.maartenbuis.nl -------------------------- * * For searches and help try: * http://www.stata.com/help.cgi?search * http://www.stata.com/support/statalist/faq * http://www.ats.ucla.edu/stat/stata/