Use the Given Degree of Confidence and Sample Data to Construct

question 34

Multiple Choice

Use the given degree of confidence and sample data to construct a confidence interval for the population proportion p.
-Of 125 adults selected randomly from one town, 31 of them smoke. Construct a 99% confidence interval for the true percentage of all adults in the town that smoke.

• A) \(18.4 \% < \mathrm { p } < 31.2 \%\)
• B) \(14.9 \% < p < 34.7 \%\)
• C) \(15.8 \% < p < 33.8 \%\)
• D) \(17.2 \% < p < 32.4 \%\)

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