Report the 95% Confidence Interval for the Proportion of All

Multiple Choice

Report the 95% confidence interval for the proportion of all adult office workers who have worn a Halloween costume to the office at least once. (Round final calculations to the nearest tenth of a
Percent)

A) (30.7%, 33.4%)
B) (29.4%, 34.6%)
C) (28.0%, 36.1%)
D) None of these