Hi,
This page should answer your questions.
http://mathworld.wolfram.com/NegativeBinomialDistribution.html
Ritwik Sinha
http://darwin.cwru.edu
On 6/5/06, Werner Tell <wtell67@hotmail.com>
wrote:>
> Hi
>
> I'm fitting poisson and negative binomial distributions to event data.
I'm
> interested in the expected number of events occuring in a time period. For
> the poisson this is determined by the parameter lambda only.
> For the neg. binomial, is the expected number of events determined by the
> parameter "mu" only or does parameter "size" influence
the first moment as
> well?
>
> thank you,
> wt
>
> _________________________________________________________________
> Die MSN Homepage liefert Ihnen alle Infos zu Ihren Lieblingsthemen.
>
> ______________________________________________
> R-help@stat.math.ethz.ch mailing list
> https://stat.ethz.ch/mailman/listinfo/r-help
> PLEASE do read the posting guide!
> http://www.R-project.org/posting-guide.html
>
[[alternative HTML version deleted]]