Stata The Stata listserver
[Date Prev][Date Next][Thread Prev][Thread Next][Date index][Thread index]

st: RE: Negative Binomial Models


From   "Nick Cox" <n.j.cox@durham.ac.uk>
To   <statalist@hsphsun2.harvard.edu>
Subject   st: RE: Negative Binomial Models
Date   Thu, 14 Oct 2004 00:37:35 +0100

Nick 
n.j.cox@durham.ac.uk 

> -----Original Message-----
> From: owner-statalist@hsphsun2.harvard.edu
> [mailto:owner-statalist@hsphsun2.harvard.edu]On Behalf Of MacDonald,
> John
> Sent: 14 October 2004 00:23
> To: statalist@hsphsun2.harvard.edu
> Subject: st: Negative Binomial Models
> 
> 
> Is there a maximum number of counts one should not exceed 
> when using the negative binomial model?  Even if there is a 
> adjustment for exposure (e.g., rate of homicides in a city).  
> I have a data set with over 200 homicides in some cities and 
> I saw a reference in an article of American Journal of 
> Sociology to Maddala's 1977 econometrics textbook that said 
> you should exceed 50 counts.  Is this true?
> 
> 
> 
> --------------------
> 
> This email message is for the sole use of the intended 
> recipient(s) and
> may contain privileged information. Any unauthorized review, use,
> disclosure or distribution is prohibited. If you are not the intended
> recipient, please contact the sender by reply email and 
> destroy all copies
> of the original message.
> 
> 
> 
> *
> *   For searches and help try:
> *   http://www.stata.com/support/faqs/res/findit.html
> *   http://www.stata.com/support/statalist/faq
> *   http://www.ats.ucla.edu/stat/stata/
> 

*
*   For searches and help try:
*   http://www.stata.com/support/faqs/res/findit.html
*   http://www.stata.com/support/statalist/faq
*   http://www.ats.ucla.edu/stat/stata/



© Copyright 1996–2014 StataCorp LP   |   Terms of use   |   Privacy   |   Contact us   |   What's new   |   Site index