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st: Re: Rasch


From   Asgar Khademvatani <akhademv@ucalgary.ca>
To   statalist@hsphsun2.harvard.edu
Subject   st: Re: Rasch
Date   Thu, 04 Oct 2007 20:32:58 -0600

Davood said;
Can anybody help me to estimate a two-parameter
Rasch model by Stata.

The following link might be as help.
http://www.stata.com/support/faqs/stat/rasch.html

Asgar

*/Davood Souri <davood.souri@gmail.com>/* wrote:

You are right, I mean two-parameter item response model. I have tried
gllamm, but it is very slow and not suitable for large datasets. I am
wondering if there is another ado file in Stata.

Thanks

-----Original Message-----
From: owner-statalist@hsphsun2.harvard.edu
[mailto:owner-statalist@hsphsun2.harvard.edu] On Behalf Of SR Millis
Sent: Wednesday, October 03, 2007 3:44 PM
To: statalist@hsphsun2.harvard.edu
Subject: Re: st: Rasch

There is no such thing as a 2-parameter Rasch model.
By definition, Rasch is a 1-parameter model.

SR Millis


--- Davood Souri wrote:

> Dear Statalisters,
>
>
>
> Can anybody help me to estimate a two-parameter
> Rasch model by Stata.
>
>
>
> Thanks
>

Scott R Millis, PhD, MEd, ABPP (CN,CL,RP), CStat
Professor & Director of Research
Dept of Physical Medicine & Rehabilitation
Wayne State University School of Medicine
261 Mack Blvd
Detroit, MI 48201
Email: smillis@med.wayne.edu
Tel: 313-993-8085
Fax: 313-966-7682
*
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*
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Sincerely,
Asgar Khademvatani-Ph.D. Candidate
Department of Economics
The University of Calgary

2500 University Drive NW, SS 413
Calgary, Alberta, Canada T2N 1N4
Tel(office): +1(403)220-5859
Tel(home):+1(403)210-2574
Email: akhademv@ucalgary.ca

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