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Re: st: Calculation of cubic splines


From   Mikkel Brabrand <mikkel@brabrand.net>
To   "statalist@hsphsun2.harvard.edu" <statalist@hsphsun2.harvard.edu>
Subject   Re: st: Calculation of cubic splines
Date   Thu, 19 May 2011 16:21:46 +0200

But is predict not a post estimation command? How can I then use the same weights? Sorry if this is a stupid question but I have spend a frustrating looooong time on this!

Mikkel

Den 19/05/2011 kl. 16.14 skrev Maarten Buis:

> On Thu, May 19, 2011 at 4:09 PM, Mikkel Brabrand <mikkel@brabrand.net> wrote:
>> Thanks!  What I need to do is recalculate the predicted probabilities in a different dataset using the same weights. That is why I am trying to figure out the formula...
> 
> Just use -mkspline- to create the variables, using the -knots()-
> option to set the knots at the same values as in your original
> dataset. Than you can just use -predict-.
> 
> Hope this helps,
> Maarten
> 
> --------------------------
> Maarten L. Buis
> Institut fuer Soziologie
> Universitaet Tuebingen
> Wilhelmstrasse 36
> 72074 Tuebingen
> Germany
> 
> 
> http://www.maartenbuis.nl
> --------------------------
> 
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