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Re: st: Weighted summary table in STATA
From
Steve Samuels <[email protected]>
To
[email protected]
Subject
Re: st: Weighted summary table in STATA
Date
Tue, 8 Jun 2010 17:11:37 -0400
Ali is wrong. -outreg2- does indeed output weighted coefficients.
The number of observations stays same at n =69, whether the data are
weighted or not; perhaps that is why he thinks that the results are
not weighted.
Steve
On Tue, Jun 8, 2010 at 2:36 PM, Martin Weiss <[email protected]> wrote:
>
> <>
>
> But really Michael, I am not sure whether this is the answer to the
> question. Ali seems to be quite happy with his regression, he just wants it
> displayed properly.
>
> So the -sum- option gives him an "unweighted" summary. But Ali, from the
> fact that the # of obs is reduced to 69, b/c of 5 missings in "rep78", you
> can infer that the weights are indeed respected in the output:
>
> ***********
> sysuse auto, clear
> reg price weight length [iw=rep78]
> outreg2 using myfile, replace sum
> ***********
>
>
> HTH
> Martin
>
> -----Original Message-----
> From: [email protected]
> [mailto:[email protected]] On Behalf Of Michael N.
> Mitchell
> Sent: Dienstag, 8. Juni 2010 18:43
> To: [email protected]
> Subject: Re: st: Weighted summary table in STATA
>
> Dear Ali
>
> First off, you will want to determine the "kind" of weight that you have.
> You can see
>
> http://www.stata.com/help.cgi?pweight
>
> which talks about the different kinds of weights.
>
> Say that you determine that your weights are -pweights- and your weight
> variable is
> named -wt-. You can use such weights in an OLS regression like this...
>
> . regress y x1 x2 x3 [pw=wt]
>
> I hope this helps,
>
> Michael N. Mitchell
> Data Management Using Stata - http://www.stata.com/bookstore/dmus.html
> A Visual Guide to Stata Graphics - http://www.stata.com/bookstore/vgsg.html
> Stata tidbit of the week - http://www.MichaelNormanMitchell.com
>
>
>
> On 2010-06-08 9.07 AM, Ali Delpisheh wrote:
>> Hello,
>>
>> I was able to produce a summary table using OUTREG2. But they are not
>> weighted. I am running weighted regressions. How can I make them
>> weighted?
>>
>> Thank you,
>> Ali
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>
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>
--
Steven Samuels
[email protected]
18 Cantine's Island
Saugerties NY 12477
USA
Voice: 845-246-0774
Fax: 206-202-4783
*
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