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Re: st: Optimizing recoding procedures


From   Nick Cox <njcoxstata@gmail.com>
To   statalist@hsphsun2.harvard.edu
Subject   Re: st: Optimizing recoding procedures
Date   Wed, 12 Dec 2012 14:55:46 +0000

Wish I'd thought of that.

Nick

On Tue, Dec 11, 2012 at 10:10 PM, David Radwin <dradwin@mprinc.com> wrote:

> It's not much of an improvement, but if a, b, c, and d all are all dummy
> (0/1) variables:
>
> replace x = 0 if a + b + c + d == 4

On Tue, Dec 11, 2012 at 6:00 PM, Thomas Lux <tholux2000@yahoo.de>

>> >>> Thank you very much, Nick!
>> >>>
>> >>> The mentioned statement makes indeed no sense.
>> >>>
>> >>> The statement should be
>> >>>
>> >>>
>> >>> replace x = 0 if a==1 & b==1 & c==1 & d==1 & d==1
>> >>>
>> >>> Is there a way to do this in a shorter way?
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