According to a Survey, the Mean Height for Men Is $\bar { x } = 68.5$

question 42

Multiple Choice

According to a survey, the mean height for men is 68.6 inches. In a sample of 320 men between the ages of 60 and 69 , the mean height was $\bar { x } = 68.5$ inches. Public health officials want to determine whether the mean height $\mu$ for older men is less than the mean height of all adult men. Assuming the population standard deviation to be $\sigma = 2.85$ inches, compute the value of the test statistic.

• A) 0.74
• B) 429.95
• C) -0.63
• D) 0.63

Understand the criteria and evidence for classifying hominoid fossils within the human evolutionary line.

Understand the definition and calculation of standard deviation in finance.

Comprehend the concept and importance of Value at Risk (VaR) in risk management.

Grasp the differences between arithmetic and geometric average returns and their applications.

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