You an use -poisson, robust- to correct the overdispersion.
On 1/23/06, Usha Gupta <[email protected]> wrote:
> Dear all,
> Pl. tell me whether stata takes care of overdispersion while estimating
> poisson regression. My data set has this problem because standard deviation
> is greater than the mean value. Do I apply negative binomial to overcome
> this problem?
> Thanks
>
> usha
>
> *
> * 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/
>
--
"A man must be orthodox on most things, or he will never have time
able to practice his own particular heresy." - GK Chesterton
*
* 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/
