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st: RE: mlogit outlier


From   "Nick Cox" <n.j.cox@durham.ac.uk>
To   <statalist@hsphsun2.harvard.edu>
Subject   st: RE: mlogit outlier
Date   Mon, 23 Oct 2006 12:23:36 +0100

The model used is not especially crucial here. 
Try a scatter plot matrix of the data, i.e. 
-graph matrix-. 

Nick 
n.j.cox@durham.ac.uk 

somsupa Nopprach

>  I am now running mlogit model that has four
> categories. My problem is that my Pseudo R2 is 1 while
> my loglihood is -2.676e-13. So I think it should be
> some problems such as outlier. I have checked my data
> by deleting data that has independent value exceed and
> lower than 3time of standard deviation.
>     However I still face the same problem. could
> anyone suggest me what I will do or how I will check
> outlier in mlogit model.

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