Suppose That, for a Certain Exam, a Teacher Grades on a Curve

question 4

Multiple Choice

Suppose that, for a certain exam, a teacher grades on a curve. It is known that the mean is 50 and the standard deviation is 6. There are 60 students in the class. How many students should receive a C? ​ ​

• A) 43
• B) 35
• C) 37
• D) 21
• E) 41

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Definitions:

Coupon Rate

The interest rate that a bond issuer will pay to a bondholder, typically expressed as an annual percentage of the face value of the bond.

Interest Rates

The percentage of an amount of money charged for its use per period, commonly expressed as an annual percentage rate.

Bond Investing

The act of investing in bonds, which are debt securities, with the expectation of earning a return from interest payments and potential price appreciation.

Annual Coupon Payment

The yearly amount paid to a bondholder, usually based on the bond's face value and its stated interest rate.