Re: [Rd] Estimating overdispersion when using glm for count and binomial data

2015-06-26 Thread David Fletcher
Ben Bolker writes: This looks really useful. Base R is very conservative; despite the fact that it would be much more easily adopted in base R, I think it is much more likely to find a home in an add-on package such as aods3 or glm2 than in base R ... Thanks for these suggestions Ben - Simon W

Re: [Rd] Estimating overdispersion when using glm for count and binomial data

2015-06-25 Thread Ben Bolker
David Fletcher maths.otago.ac.nz> writes: > > Dear All > > I recently proposed a simple modification to Wedderburn's 1974 estimate > of overdispersion for count and binomial data, which is used in glm for > the quasipoisson and quasibinomial families (see the reference below). > [snip] >