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Re: st: checking for concistant entery


From   Richard Goldstein <richgold@ix.netcom.com>
To   statalist@hsphsun2.harvard.edu
Subject   Re: st: checking for concistant entery
Date   Tue, 29 Jan 2013 08:18:57 -0500

why not just make a new data set (say "dataset1a") consisting only of
the 200?

Rich

On 1/29/13 8:14 AM, Lars Folkestad wrote:
> Dear List
> 
> I have to data sets
> 
> dataset1: Consists of 40 variables and 800 unique observations (persons).
> dataset2: consists of the same 40 variables and 200 randomly selected from
> dataset 1 entered to be able to check for concistancy in entry.
> 
> All data are based on data from a questionnaire.
> 
> I want to know if there are many mis matches.
> 
> I am going to use the following command:
> 
> .use dataset1, clear
> .cf _all using dataset2, verbose
> 
> 
> 
> But how do i get stata to only compare the 200 sets of questionnaire data
> that was double entered?
> 
> Thank you
> 
> Lars
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