Use the Given Degree of Confidence and Sample Data to Construct

question 126

Multiple Choice

Use the given degree of confidence and sample data to construct a confidence interval for the population proportion p.
-Of 293 employees selected randomly from one company, 10.24% of them commute by carpooling. Construct a 90% confidence interval for the true percentage of all employees of the company who carpool.

• A) \(6.11 \% < p < 14.4 \%\)
• B) \(6.77 \% < p < 13.7 \%\)
• C) \(5.67 \% < p < 14.8 \%\)
• D) \(7.33 \% < p < 13.2 \%\)

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Definitions:

Retail Gift Stores

Commercial establishments focusing on selling various gift items including souvenirs, handmade crafts, and other unique products to customers.

Ordinary Simple Interest

Interest calculated on the principal amount of a loan or investment, based on a 360-day year.

Ordinary Simple Interest

A method for calculating the interest charge on a loan or investment based on the original principal, rate, and length of time, without compounding.

360-Day Year

A financial calculation assumption where the year is considered to have 360 days for simplifying interest related calculations.