predicted probabilities from an ideal object
constrain item parameters in analysis of roll call data
Hurdle Models for Count Data Regression
return the roll call object used in fitting an ideal model
elections for U.S. President, 1932-2004, by state
compute various pseduo-R2 measures
summarize a rollcall object
information about the American states needed for U.S. Congress
Applications to a Political Science PhD Program
votes from the United States Supreme Court, from 1994-1997
Predicted Probabilties for GLM Fits
Zero-inflated Count Data Regression
predicted probabilities from fitting ideal to rollcall data
Control Parameters for Hurdle Count Data Regression
article production by graduate students in biochemistry Ph.D. programs
Monte Carlo estimate of pi (3.14159265...)
plot methods for predictions from ideal objects
analysis of educational testing data and roll call data with IRT models, via Markov
chain Monte Carlo methods
compute and optionally plot beta HDRs
elections to Australian House of
Representatives, 1949-2004
drop user-specified elements from a rollcall object
remap MCMC output via affine transformations
create an object of class rollcall
add information about voting outcomes to a rollcall
object
rollcall object, 109th U.S. Senate (2005-06).
Table of Actual Outcomes against Predicted Outcomes for discrete
data models
A class for creating seats-votes curves
read roll call data in Poole-Rosenthal KH format
likelihood ratio test for over-dispersion in count data
convert an object of class ideal to a coda MCMC object
Vuong's non-nested hypothesis test
Methods for zeroinfl Objects
drop unanimous votes from rollcall objects and matrices
inverse-Gamma distribution
cross national rates of trade union density
Control Parameters for Zero-inflated Count Data Regression
plot seats-votes curves
trace plot of MCMC iterates, posterior density of legislators'
ideal points
California Congressional Districts in 2006
convert entries in a rollcall matrix to binary form
compute predicted probabilities from fitted models
Prussian army horse kick data
Testing for the Presence of a Zero Hurdle
constrain legislators' ideal points in analysis of roll call data
summary of an ideal object
Methods for hurdle Objects
nicely formatted tables
convert roll call matrix to series of vectors
plots an ideal object
political parties appearing in the U.S. Congress
Absentee and Machine Ballots in Pennsylvania State Senate Races