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st: RE: mobility table


From   "Nick Cox" <n.j.cox@durham.ac.uk>
To   <statalist@hsphsun2.harvard.edu>
Subject   st: RE: mobility table
Date   Tue, 16 Nov 2004 14:09:57 -0000

You can read such data as variables, and then make 
a matrix using -mkmat-. 

A chi-square test would require some programming on 
your part given a matrix data structure. 

It wouldn't surprise me at all if some special-purpose
software existed somewhere for this, but I have no 
details. 

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

Katsuhide Isa
 
> I'm using Stata 8.
> I have a data set of a matrix form describing regional
> mobility (so called 'mobility table') like below:
> 
>      A  B  C
> A  70 20 10
> B  30 50 20
> C  20 15 65
> 
> where A,B,C denote region codes.
> # actual size is roughly fifty.
> 
> With this data I'd like to compute several mobility indices using
> trace, eigenvalues, determinant, etc. And chi2 test is also
> needed.
> 
> Is it possible to read this type of data directly into Stata to
> compute these measures ?
> Or, if it is hard or impossible in Stata, is there other software
> more suitable for these calculations ?

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