In SPSS <help> <case studies> then scroll though the variaous examples 
for 2-value logistic, multinomial.  There may even be a PLUM example for 
ordered dependenct categories.

The algorithms can be found at:

  www.spss.com
click <login to support>
login as "guest" password "guest"  click "ok"
click <statistics>
click <algorithms>
look under the headings.
There are also many procedures for categorical data under CATEGORIES.

Art
Art@DrKendall.org
Social Research Consultants
University Park, MD  USA
(301) 864-5570


Phil Sherrod wrote:
> I am developing a program to perform Logistic Regression analysis, and I
> need test cases to run through it.  I need data sets with descriptions of
> the variables.  Ideally, I would like to have results generated by other
> established programs like SAS, SPSS, LogXact, etc. to use for comparison,
> but I will be happy to take any reasonable data.
> 
> I have managed to find about a half-dozen worked examples for which I have
> results from other programs, and my results match the published results. 
> But I need another 20 or so problems of varying complexity to use for
> testing.
>