The Area Under the Standard Normal Curve Between 1 and 2

question 10

Multiple Choice

The area under the standard normal curve between 1 and 2 is equal to 0.1359. Scores on a particular aptitude test are normally distributed with a mean of 100 and a standard deviation of 10. Which of the following are equal to 13.59%?
a. The percentage of scores between 120 and 130
b. The percentage of scores between 110 and 120
c. The percentage of scores between 80 and 90
d. The percentage of scores between 90 and 120
e. The percentage of scores between 90 and 110

• A) b
• B) b, c
• C) d
• D) e
• E) a, b

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Definitions:

Market Equilibrium

A situation where the quantity demanded by consumers equals the quantity supplied by producers, resulting in a stable market price.

Deadweight Loss

A reduction in economic effectiveness that happens when a good or service doesn't reach or cannot reach equilibrium.

Price

The monetary value attached to a product or service, determined by the interaction of supply and demand.

Law Office Filing System

An organized method of storing and managing legal documents and case files within a law office.