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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