Report the 95 confidence interval for the proportion of all

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Reference no: EM13623750

Use the following information to answer the question. In a recent poll of 1200 randomly selected adult office workers, 32% said they had worn a Halloween costume to the office at least once.

The standard error for the estimate of the proportion of all American adult office workers that have worn a Halloween costume to the office is 0.0135

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)

1.) ______

A) (28.0%, 36.1%)

B) (29.4%, 34.6%)

C) (30.7%, 33.4%)

D) None of these

Reference no: EM13623750

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