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
Correct Answer:
Verified
Correct Answer:
Verified
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