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st: Re: RE: modifying a data set for multiple regression analysis


From   burkom@comcast.net
To   statalist@hsphsun2.harvard.edu
Subject   st: Re: RE: modifying a data set for multiple regression analysis
Date   Sun, 06 Apr 2003 15:32:46 -0400

Exactly. Thank you, Nick. Sometimes it's hard to know what keywords to use
for faqs and findit.
Howard
----- Original Message -----
From: "Nick Cox" <n.j.cox@durham.ac.uk>
To: <statalist@hsphsun2.harvard.edu>
Sent: Sunday, April 06, 2003 11:15 AM
Subject: st: RE: modifying a data set for multiple regression analysis


> burkom@comcast.net
>
> > As a fairly new Stata user trying to do more tasks within
> > Stata, I have 2
> > questions about preparing a data set for a regression
> > analysis.  Any help
> > would be greatly appreciated.
> >
> > First, I have a data set with variables v1, v2,...,v6.  I
> > would like to
> > create a large new data set giving counts of each value of
> > v1 for all
> > combinations of v2,...,v6.  Have thought of going back to
> > Microsoft tools
> > and doing this with a query, but I'd prefer to do it all in Stata.
> >
> > Second, my reason for this request is that I want to
> > regress counts of v1
> > values using some of v2,...,v6 as predictors.  Are there
> > features of Stata
> > specifically intended for this procedure?
>
> If I understand this correctly
>
> preserve
> contract v1 v2 v3 v4 v5 v6
> list
> ...
> restore
>
> If this doesn't help, please give more
> details or examples.
>
> Nick
> n.j.cox@durham.ac.uk
>
>
> *
> *   For searches and help try:
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> *   http://www.ats.ucla.edu/stat/stata/

*
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