These data are the average proportion of voters refusing to be interviewed by
exit pollsters in the 2004 U.S. presidential election, grouped gby age of the
interviewer, and the approximate age of the interviewer. What evidence do the
data provide that the mean refusal rate decreased with incrasing age of
interviewer?
Usage
ex0730
Arguments
Format
A data frame with 6 observations on the following 2 variables.
Age
age of the exit poll interviewer, years
Refusal
average proportion of voters refusing to be
interviewed