sen90oc {oc} | R Documentation |
This dataframe contains the estimated ideal points of the 90th U.S Senate
using oc
. Although it can easily be obtained from calling
the example in oc
, it is included here to facilitate illustration
of the examples for the plot and summary functions.
data(sen90oc)
An object of class OCobject
, with elements as follows:
legislators |
data frame, containing all data from the old perf25.dat file about
legislators. For a typical ocObject run with an ORD file read using
readKH , it will contain the following:
|
rollcalls |
data frame, containing all data from the old perf21.dat file about
bills. For a typical OCobject object run with an ORD file read
using readKH , it will contain the following:
|
dimensions |
integer, number of dimensions estimated. |
eigenvalues |
A vector of roll call eigenvalues. |
fits |
A vector of length 2 with the classic measures of fit, containing the percent correct classification and the APRE. |
Keith Poole kpoole@ucsd.edu
Jeffrey Lewis jblewis@ucla.edu
James Lo jameslo@ucla.edu
Royce Carroll rcarroll@ucsd.edu
Keith Poole. 2005. 90th Senate Roll Call Vote Data. http://www.voteview.com/.
'oc', 'plot.OCcoords', 'plot.OCskree', 'plot.OCangles', 'plot.OCcutlines', 'plot.OCobject'
#This data file is the same as that obtained using: #data(sen90) #sen90oc<-oc(sen90,dims=2,polarity=c(7,2)) data(sen90oc) summary(sen90oc) plot(sen90oc)