In a Class of 200 Students, Bill's Mark Corresponded to a Z-Score

question 90

Multiple Choice

In a class of 200 students, Bill's mark corresponded to a z-score of 1 and Tom's mark corresponded to a z-score of 2. If the distribution of marks was bell-shaped ('normal') than the number of students with a
Grade between Bill's mark and Tom's mark is closest to

• A) 5
• B) 10
• C) 20
• D) 30

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Definitions:

Common Stock

A type of equity security that represents ownership in a corporation, giving holders voting rights and the potential for dividends.

Market Yield

The current rate of return anticipated on a bond if held until maturity, expressed as an annual percentage.

Component Cost

The cost related to each source of capital, such as debt and equity, that a company uses for funding.

Preferred Stock

A class of ownership in a corporation that has a higher claim on assets and earnings than common stock, usually with fixed dividends.