Journal of the Royal Statistical Society. Series C (Applied Statistics), Vol. 42, No. 1 (1993), pp. 173-183 (11 pages) Binary dose-response data often exhibit extrabinomial variation when the ...
The focus of this article is on the nature of the likelihood associated with N-mixture models for repeated count data. It is shown that the infinite sum embedded in the likelihood associated with the ...
For binomial and Poisson distributions, the scale parameter has a value of 1. The variance of Y is for the binomial distribution and for the Poisson distribution. Overdispersion occurs when the ...