A Set of Final Examination Grades in a Calculus Course

question 150

Multiple Choice

A set of final examination grades in a calculus course was found to be normally distributed with a mean of 69 and a standard deviation of 9.Only 5 percent of the students taking the test scored higher than what grade?

• A)70.04
• B)67.96
• C)55.48
• D)82.52

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Definitions:

Cross-Price Elasticity

Measure of how the quantity demanded of one good responds to a change in the price of another good.

Positive

Affirmative, constructive, or based on factual data; often used in reference to positive statements in economics which describe the world as it is, rather than how it should be.

Good Y

A general term used to represent a specific product or commodity in economic models or discussions.

Demand Function

A mathematical representation that describes the relationship between the quantity of a good that consumers are willing and able to purchase at various prices, holding other factors constant.