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pscl (version 0.54)
Political Science Computational Laboratory, Stanford University
Description
models for counts, ordinal data, item-response theory (IRT) models, computing highest density regions
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Install
install.packages('pscl')
Monthly Downloads
34,594
Version
0.54
License
GPL
Maintainer
Simon Jackman
Last Published
January 31st, 2024
Functions in pscl (0.54)
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bioChemists
Article production by graduate students in biochemistry Ph.D. programs
ntable
Nicely formatted tables
summary.zeroinfl
Summarizing Zero-Inflated Regression Models for Count Data
summary.hurdle
Summarzing Hurdle Regression Models for Count Data
zeroinfl
Zero-inflated regression models for count data
hurdle
Fit hurdle models to count data
vuong
Vuong's non-nested hypothesis test
predprob.zeroinfl
Predicted probabilities from zero-inflated regression models
predict.zeroinfl
Generate predictions from zero-inflated regression count models
prussian
Prussian Army Horse Kick Data
predprob.glm
Predicted Probabilties for GLM Fits
betaHPD
Compute and optionally plot beta HDRs
igamma
inverse-Gamma distribution
predprob
Compute predicted probabilities from fitted models
odTest
Likelihood ratio test for over-dispersion in count data