# Chapter 4: Making Comparisons
library(poliscidata) # Loads R companion package in session
# CROSS-TABULATIONS AND MOSAIC PLOTS
# this example applies some labels to mosiac plot
cat("Cross Tabulation:\n")
xtp(nes, envjob_3, pid_3, wt,
ylab="Environ vs. Jobs",
xlab="Party Identification",
main="Environmental Opinions, by Party Identification")