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Re: st: Grouped Logit question

From   [email protected]
To   [email protected]
Subject   Re: st: Grouped Logit question
Date   Thu, 22 Apr 2004 22:12:20 -0400

Why would you want to use -glogit- rather than -glm- with the family(binomial) and link(logit) and the proportional denominator listed as indicated in the help file for -glm-? The fit and residual statistics are appropriately adjusted, and you can use a variety of estimating alternatives. 

Joe Hilbe

> Revealing my ignorance of the mathematical proofs, I'm struggling to 
> get a grip on exactly what the Grouped Logit function does and how it 
> should be used appropriately. Specifically I wonder about the use of 
> count vs. proportion variables on both the left and right hand side.
> the command is (of course)
> glogit depvar denominator list_of_covariates
> Also, I assume that what this does (in layman terms) is essentially 
> weight each row by the relative size of that observation compared to 
> the size of the other observations. In my case I have observations by 
> county and running the regression for the full US... i.e. I 
> have some 
> 3200 observations representing all use households.
> Thanks in advance,
> Fredrik
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