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st: overdispersion


From   Usha Gupta <ushabishan@yahoo.co.in>
To   statalist@hsphsun2.harvard.edu
Subject   st: overdispersion
Date   Mon, 23 Jan 2006 08:20:43 +0000 (GMT)

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

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