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st: RE: problem with the F test


From   "Schaffer, Mark E" <M.E.Schaffer@hw.ac.uk>
To   <statalist@hsphsun2.harvard.edu>
Subject   st: RE: problem with the F test
Date   Wed, 22 Mar 2006 13:40:12 -0000

If you do this interactively, or look at a log in scml format, the
missing F-stat should be in blue, indicating a hyperlink.  If so, you
can click on it to get a description of possible causes for the missing
statistic. 

HTH.

--Mark

> -----Original Message-----
> From: owner-statalist@hsphsun2.harvard.edu 
> [mailto:owner-statalist@hsphsun2.harvard.edu] On Behalf Of 
> mduque@cedes.org
> Sent: 21 March 2006 23:28
> To: statalist@hsphsun2.harvard.edu
> Subject: st: problem with the F test
> 
> I have a problem with the F test when I select the option 
> ROBUST for the estimation .
> 
> I'm just running OLS regressions and when I select "robust" 
> for the estimation of the variances the value of the F test 
> is missing !  (I have 72 obs and 6 regresors)
> 
> If I don't select that option then I don't have the problem 
> in the same estimation.
> 
> What can it be?
> 
> 
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