pscl: Political Science Computational Laboratory, Stanford University
Version 1.4.9

Bayesian analysis of item-response theory (IRT) models, roll call analysis; computing highest density regions; maximum likelihood estimation of zero-inflated and hurdle models for count data; goodness-of-fit measures for GLMs; data sets used in writing and teaching at the Political Science Computational Laboratory; seats-votes curves.

Package details

AuthorSimon Jackman, with contributions from Alex Tahk, Achim Zeileis, Christina Maimone and Jim Fearon
Date of publication2015-03-29 11:23:22
MaintainerSimon Jackman <>
Package repositoryView on CRAN
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pscl documentation built on May 29, 2017, 11:27 a.m.