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RE: st: Rasch


From   "Davood Souri" <[email protected]>
To   <[email protected]>
Subject   RE: st: Rasch
Date   Fri, 5 Oct 2007 01:16:11 +0330

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: [email protected]
[mailto:[email protected]] On Behalf Of SR Millis
Sent: Wednesday, October 03, 2007 3:44 PM
To: [email protected]
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 <[email protected]> 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:  [email protected]
Tel: 313-993-8085
Fax: 313-966-7682
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