Notice: On April 23, 2014, Statalist moved from an email list to a forum, based at statalist.org.
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: st: Smoothed Plot with Observation Specific CIs
From
Maarten buis <[email protected]>
To
[email protected]
Subject
Re: st: Smoothed Plot with Observation Specific CIs
Date
Thu, 15 Jul 2010 06:40:43 +0000 (GMT)
--- On Thu, 15/7/10, Wassim Tarraf wrote:
> I have a data set that includes point (probability)
> estimates and their standard errors. Any recommendations on
> the best way, in Stata, to smooth plot these point estimates
> relative to a continuous X variable (say age) with CIs
> (based on point specific SEs) about them?
Something like:
gen lb = pred - invnormal(0.975)*se
gen ub = pred + invnormal(0.975)*se
twoway rarea lb ub age, sort || ///
line pred age, sort
This assumes that pred is your prediction, se is your standard
error and age is your X variable.
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/