[R] Linear Logistic Regression - Understanding the output (and possibly the test to use!)

David Winsemius dwinsemius at comcast.net
Sun Sep 5 14:31:55 CEST 2010


On Sep 5, 2010, at 6:06 AM, stats at wittongilbert.free-online.co.uk wrote:

> David Winsemius wrote:
>>>
>>> 1. is glm the right thing to use before I waste my time
>>
>> Yes, but if your outcome variable is binomial then the family  
>> argument should be .... "binomial". (And if you thought it should  
>> be poisson, then why below did you use gaussian???
> Used gaussian below because it was the example from the docs.  Thats  
> not my data, its example data which was not binomial.
>
>>>
>>> and 2. how do I interpret the result!
>>
>> Result? What result? I do see any description of your data, nor any  
>> code.
> I didn't provide MY DATA because I thought that would complicate  
> things even further.  So I was hoping for some advice on how to  
> interpret the result of the example data so that I could then apply  
> that to my data.   I haven't even tried to run my data as I couldn't  
> see what the output of the examples was trying to tell me.

I didn't think that providing commentary on ols regression results was  
going to be that germane to setting up and running logistic  
regression. Why haven't you tried a Google search for tutorials. When  
I did that I found:

http://www.ats.ucla.edu/stat/r/dae/logit.htm

Surely there are others.

--
David Winsemius, MD
West Hartford, CT



More information about the R-help mailing list