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Re: st: Transformations


From   Maarten Buis <[email protected]>
To   [email protected]
Subject   Re: st: Transformations
Date   Thu, 1 Dec 2011 16:06:17 +0100

On Thu, Dec 1, 2011 at 4:00 PM, Aminu Shittu wrote:
> I am trying to create 4 new variables, from -var1-, that are log, square root, inverse and squared (quadratic) transformations. I will greatly appreciate some tips on how to go on with it.

gen log_var1  = log(var1)
gen sqrt_var1 = sqrt(var1)
gen inv_var1  = 1/var1
gen sq_var1   = var1^2

See: -help generate- and -help functions-

-- Maarten

--------------------------
Maarten L. Buis
Institut fuer Soziologie
Universitaet Tuebingen
Wilhelmstrasse 36
72074 Tuebingen
Germany


http://www.maartenbuis.nl
--------------------------
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