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pscl (version 0.52)

R in the Political Science Computational Laboratory, Stanford University

Description

new classes and/or methods for discrete data models; e.g., models for counts, ordinal data, item-response theory (IRT) models for binary data, computing highest density regions

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Version

Install

install.packages('pscl')

Monthly Downloads

25,438

Version

0.52

License

GPL

Maintainer

Simon Jackman

Last Published

January 31st, 2024

Functions in pscl (0.52)

vuong

Vuong's non-nested hypothesis test

summary.zeroinfl

Summarizing Zero-Inflated Regression Models for Count Data

betaHPD

Compute and optionally plot beta HDRs

predprob.glm

Predicted Probabilties for GLM Fits

summary.hurdle

Summarzing Hurdle Regression Models for Count Data

predict.zeroinfl

Generate predictions from zero-inflated regression count models

prussian

Prussian Army Horse Kick Data

hurdle

Fit hurdle models to count data

predprob

Compute predicted probabilities from fitted models

bioChemists

Article production by graduate students in biochemistry Ph.D. programs

ntable

Nicely formatted tables

predprob.zeroinfl

Predicted probabilities from zero-inflated regression models

zeroinfl

Zero-inflated regression models for count data

odTest

Likelihood ratio test for over-dispersion in count data