A University Administrator Expects That 25% of Students in a Core

question 112

Multiple Choice

A university administrator expects that 25% of students in a core course will receive an A. He looks at the grades assigned to 60 students. The probability that the proportion of students that receive an A is 0.20 or less is ________.

• A) 0.1855
• B) 0.6266
• C) 0.8133
• D) 0.8900

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Definitions:

Artichokes

A variety of thistle cultivated for its edible flower buds.

Toll Increase

A raise in the charges levied on travelers for using a particular stretch of road, bridge, or tunnel.

Point Price Elasticity

A measure of how much the quantity demanded of a good responds to a change in its price at a specific point on the demand curve.

Market Supply Curve

A graphical representation showing the total quantity of a particular good or service that producers are willing to sell at various price points.