Re: [bug #48040] GLM produces wrong output

[John Darrington]

On Sun, May 29, 2016 at 03:43:36PM -0500, Alan Mead wrote:
     On 5/29/2016 1:22 AM, John Darrington wrote:
     > Thanks Alan,
     >
     > You are right - this is entirely due to missing values.  I'm somewhat 
relieved
     > that it is not something more fundamental.
     >
     > But the problem I see now is that SPSS does not document how it treats 
missings.
     
     I agree.  BTW, I used SPSS 23.  I may have said I used SPSS 24 but I
     just checked and it was 23.
     
     > Perhaps you could do some experiments.  For example, do missing values 
in the factor variables
     > get treated as a separate factor value or does the case get simply 
dropped?
     
     What further experiments do you propose?

I'll prepare a few tests in the next few days which perhaps you would run
on SPSS for me.


J'

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