Political Science Computational Laboratory


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Documentation for package ‘pscl’ version 1.5.9

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absentee Absentee and Machine Ballots in Pennsylvania State Senate Races
admit Applications to a Political Science PhD Program
AustralianElectionPolling Political opinion polls in Australia, 2004-07
AustralianElections elections to Australian House of Representatives, 1949-2016
betaHPD compute and optionally plot beta HDRs
bioChemists article production by graduate students in biochemistry Ph.D. programs
ca2006 California Congressional Districts in 2006
coef.hurdle Methods for hurdle Objects
coef.zeroinfl Methods for zeroinfl Objects
computeMargins add information about voting outcomes to a rollcall object
constrain.items constrain item parameters in analysis of roll call data
constrain.legis constrain legislators' ideal points in analysis of roll call data
convertCodes convert entries in a rollcall matrix to binary form
densigamma inverse-Gamma distribution
dropRollCall drop user-specified elements from a rollcall object
dropUnanimous drop unanimous votes from rollcall objects and matrices
EfronMorris Batting Averages for 18 major league baseball players, 1970
extractAIC.hurdle Methods for hurdle Objects
extractAIC.zeroinfl Methods for zeroinfl Objects
extractRollCallObject return the roll call object used in fitting an ideal model
fitted.hurdle Methods for hurdle Objects
fitted.zeroinfl Methods for zeroinfl Objects
hitmiss Table of Actual Outcomes against Predicted Outcomes for discrete data models
hitmiss.glm Table of Actual Outcomes against Predicted Outcomes for discrete data models
hurdle Hurdle Models for Count Data Regression
hurdle.control Control Parameters for Hurdle Count Data Regression
hurdletest Testing for the Presence of a Zero Hurdle
ideal analysis of educational testing data and roll call data with IRT models, via Markov chain Monte Carlo methods
idealToMCMC convert an object of class ideal to a coda MCMC object
igamma inverse-Gamma distribution
igammaHDR inverse-Gamma distribution
iraqVote U.S. Senate vote on the use of force against Iraq, 2002.
logLik.hurdle Methods for hurdle Objects
logLik.zeroinfl Methods for zeroinfl Objects
model.matrix.hurdle Methods for hurdle Objects
model.matrix.zeroinfl Methods for zeroinfl Objects
nj07 rollcall object, National Journal key votes of 2007
ntable nicely formatted tables
odTest likelihood ratio test for over-dispersion in count data
partycodes political parties appearing in the U.S. Congress
pigamma inverse-Gamma distribution
plot.ideal plots an ideal object
plot.predict.ideal plot methods for predictions from ideal objects
plot.seatsVotes plot seats-votes curves
plot1d plots an ideal object
plot2d plots an ideal object
politicalInformation Interviewer ratings of respondent levels of political information
postProcess remap MCMC output via affine transformations
pR2 compute various pseudo-R2 measures
predict.hurdle Methods for hurdle Objects
predict.ideal predicted probabilities from an ideal object
predict.zeroinfl Methods for zeroinfl Objects
predprob compute predicted probabilities from fitted models
predprob.glm Predicted Probabilities for GLM Fits
predprob.hurdle Methods for hurdle Objects
predprob.ideal predicted probabilities from fitting ideal to rollcall data
predprob.zeroinfl Methods for zeroinfl Objects
presidentialElections elections for U.S. President, 1932-2016, by state
print.hurdle Hurdle Models for Count Data Regression
print.predict.ideal predicted probabilities from an ideal object
print.summary.hurdle Methods for hurdle Objects
print.summary.rollcall summarize a rollcall object
print.summary.zeroinfl Methods for zeroinfl Objects
print.zeroinfl Zero-inflated Count Data Regression
prussian Prussian army horse kick data
qigamma inverse-Gamma distribution
readKH read roll call data in Poole-Rosenthal KH format
residuals.hurdle Methods for hurdle Objects
residuals.zeroinfl Methods for zeroinfl Objects
rigamma inverse-Gamma distribution
RockTheVote Voter turnout experiment, using Rock The Vote ads
rollcall create an object of class rollcall
s109 rollcall object, 109th U.S. Senate (2005-06).
sc9497 votes from the United States Supreme Court, from 1994-1997
seatsVotes A class for creating seats-votes curves
simpi Monte Carlo estimate of pi (3.14159265...)
state.info information about the American states needed for U.S. Congress
summary.hurdle Methods for hurdle Objects
summary.ideal summary of an ideal object
summary.rollcall summarize a rollcall object
summary.zeroinfl Methods for zeroinfl Objects
terms.hurdle Methods for hurdle Objects
terms.zeroinfl Methods for zeroinfl Objects
tracex trace plot of MCMC iterates, posterior density of legislators' ideal points
UKHouseOfCommons 1992 United Kingdom electoral returns
unionDensity cross national rates of trade union density
vcov.hurdle Methods for hurdle Objects
vcov.zeroinfl Methods for zeroinfl Objects
vectorRepresentation convert roll call matrix to series of vectors
vote92 Reports of voting in the 1992 U.S. Presidential election.
vuong Vuong's non-nested hypothesis test
zeroinfl Zero-inflated Count Data Regression
zeroinfl.control Control Parameters for Zero-inflated Count Data Regression