On Fri, 11 Jun 2004, I M S White wrote:
> Is it possible in R to create a customized family to be used with glm()? I
> see no mention of this possibility in the documentation. (S-plus has
> something called make.family).
It is possible.  Package MASS has two examples, the simpler of which is 
neg.bin and the other is negative.binomial.
-- 
Brian D. Ripley,                  ripley at stats.ox.ac.uk
Professor of Applied Statistics,  http://www.stats.ox.ac.uk/~ripley/
University of Oxford,             Tel:  +44 1865 272861 (self)
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