Notice: On April 23, 2014, Statalist moved from an email list to a forum, based at statalist.org.
From | Maarten buis <maartenbuis@yahoo.co.uk> |
To | statalist@hsphsun2.harvard.edu |
Subject | Re: st: !!NOSIG!! CI for nonlinear estimation |
Date | Tue, 24 Aug 2010 19:07:35 +0000 (GMT) |
--- On Tue, 24/8/10, Kate Rohrbaugh wrote: > We have Stata 9.2, and would like to figure out 95% CIs for > predicted values around a beta distribution <snip> > nl ( _cexpend = ibeta({alpha=1},{beta=1}, _cphase)) > where _cexpend is the cumulative expenditure (in percent of > total) _cphase is the cumulative phase (in percent of total) Probably easiest is not to cumulate, and model the percentages using -betafit-, which is downloadable from SSC by typing in Stata: ssc instal betafit Hope this helps, 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/