[R] two-part models

Richard Chandler rchandler at forwild.umass.edu
Thu May 26 16:28:01 CEST 2005


Is there a library that can be used to implement two-part models for
data with 'extra' zeros?  I am already aware of some of the
zero-inflated poisson functions out there and of the negative binomial
glm option. Thanks.


Richard Chandler
Department of Natural Resources Conservation
UMass Amherst

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