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st: histogram with overlaid normal error


From   Thomas <tpt21@cam.ac.uk>
To   statalist@hsphsun2.harvard.edu
Subject   st: histogram with overlaid normal error
Date   Fri, 01 Feb 2008 17:01:38 +0000

Dear Statalisters,

the following works fine:
histogram /varname/, kdensity by(yr)

however when I do the same with a normal distribution:
histogram /varname/, normal by(yr)

I get the following error:
error in expression: normden(x,,)*1

What am I doing wrong here?

Many thanks!

--
________________________________
Thomas Triebs
email: tpt21@cam.ac.uk

PhD Candidate
Judge Business School
University of Cambridge

Member of the Electricity Policy
Reseach Group
www.electricitypolicy.org.uk

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