A Trading Magazine Wants to Determine the Number of Hours

question 43

Multiple Choice

A trading magazine wants to determine the number of hours stockbrokers work each week. In particular, the trading magazine wants to determine if the median numbers worked per week differs from 100 hours. The magazine samples 18 traders. For the Wilcoxon signed-rank test, the value of the test statistic is T = T⁺ = 153. Given the sample size, the sampling distribution of T can be approximated by the normal distribution with mean and standard deviation ________, respectively.

• A) 85.50, 527.25
• B) 22.96, 527.25
• C) 22.96, 85.50
• D) 85.50, 22.96

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Definitions:

Biological Intervention

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A psychiatric disorder characterized by recurrent, intense sexually arousing fantasies, urges, or behaviors involving prepubescent children.

Antiandrogen Drugs

Medications used to block the effects of androgens (male hormones), often used in the treatment of prostate cancer and conditions related to hormonal imbalances.

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A psychological condition where a person experiences discomfort or distress because there is a mismatch between their biological sex and gender identity.