Researchers Studied the Role That the Age of Workers Has

question 60

Multiple Choice

Researchers studied the role that the age of workers has in determining the hours per month spent on personal tasks. A sample of 1,686 adults were observed for one month. The data follow. Construct a 93 percent confidence interval for the mean hours spent on personal tasks for 45- to 64-year-olds.

• A) [4.26, 4.36]
• B) [4.25, 4.37]
• C) [4.27, 4.35]
• D) [4.28, 4.34]
• E) [2.83, 5.79]

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Definitions:

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Premises in an argument that rely on each other for their validity; the truth of one is dependent on the other.

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