[R] zero inflated poisson and censored-continuous models

Georgina.Bermann@astrazeneca.com Georgina.Bermann at astrazeneca.com
Wed Feb 7 17:06:00 CET 2001


I wonder if there is a package that will estimate a Zero Inflated Poisson
Model (ZIP), and also if there is a package that will estimate what is
called the Tobit model: that is a combination of censored and observed
values in the same sample.

Georgina Bermann
Biostatistics
AstraZeneca R&D Mölndal
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