In a Mann-Whitney U Test, the U Statistic Was Calculated

question 16

Multiple Choice

In a Mann-Whitney U test, the U statistic was calculated to be 58.0 based on sample sizes of 22 and 28.What is the z value for this test?

• A)51.17
• B)308
• C)0.117
• D)-4.88
• E)-2.44

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Definitions:

Fixed Costs

Costs that do not vary with the quantity of output produced, such as rent or salaries.

Economic Profit

The difference between total revenue and total cost, including both explicit and implicit costs, representing excess earnings over the opportunity cost of capital.

MR Curve

The marginal revenue curve, which shows how the revenue from selling one more unit of a good or service changes as the quantity sold changes.

Economic Losses

Occurs when a company's total costs exceed its total revenues, indicating that the business is not efficiently allocating its resources.