Report the 95% Confidence Interval for the Proportion of All

question 41

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