Tuesday, March 07, 2006
Re:st: question about svy commands
-egen- always follows a syntax
egen newvar = fcn() ...
and I am not aware of a -egen- function -svymean()-.
"I want to calculate a variable containing weighted group summary statistics, but I do not want to collapse the data and egen does not support weights. How can I do this?"
at http://www.stata.com/support/faqs/data/weighted.html should help.
>>> Anant Thaker
[I am] a Stata SE/8 user. I have survey data that is organized at the individual level, roughly like this:
Var1 Var2 State Weight 1. 2. 3.
I want to create a new variable, Var4, that has the mean of Var1 for whatever state the individual is in. For example, if the first observation is in New York, I want the new variable to have a Var4 that has the mean value of Var1 for NY. However, I need to incorporate the weights, so I was wondering if I should use the survey commands? Is there a way to do this? Is it something along the lines of
egen var4 = svymean var1 [if var1==...
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