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st: Create dummy


From   mmolina@uniroma3.it
To   statalist@hsphsun2.harvard.edu
Subject   st: Create dummy
Date   Wed, 19 Nov 2008 23:33:08 +0100 (CET)

Dear Statlist,
I need to create a dummy from a double variable (sí, no, no sabe)
I wrote:
gen quality = 0
replace quality = 1 if b8=="no"

And I received the message

type mismatch
r(109);

What should I do?

Thanks and regards,
Alejandra Molina



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