politicalInformationR Documentation

Interviewer ratings of respondent levels of political information

Description

Interviewers administering the 2000 American National Election Studies assigned an ordinal rating to each respondent's "general level of information" about politics and public affairs.

Usage

data(politicalInformation)

Format

A data frame with 1807 observations on the following 8 variables.

y

interviewer rating, a factor with levels Very Low Fairly Low Average Fairly High Very High

collegeDegree

a factor with levels No Yes

female

a factor with levels No Yes

age

a numeric vector, respondent age in years

homeOwn

a factor with levels No Yes

govt

a factor with levels No Yes

length

a numeric vector, length of ANES pre-election interview in minutes

id

a factor, unique identifier for each interviewer

Details

Seven respondents have missing data on the ordinal interviewer rating. The covariates age and length also have some missing data.

Source

The National Election Studies (www.electionstudies.org). THE 2000 NATIONAL ELECTION STUDY [dataset]. Ann Arbor, MI: University of Michigan, Center for Political Studies [producer and distributor].

References

Jackman, Simon. 2009. Bayesian Analysis for the Social Sciences. Wiley: Hoboken, New Jersey.

Examples

data(politicalInformation)

table(politicalInformation$y,exclude=NULL)

require(MASS)
op <- polr(y ~ collegeDegree + female + log(age) + homeOwn + govt + log(length),
           data=politicalInformation,
           Hess=TRUE,
           method="probit")