Use the 68-95-99.7 Rule to Solve the Problem

question 245

Multiple Choice

Use the 68-95-99.7 rule to solve the problem.
-Scores on a test are normally distributed with a mean of 101 and a standard deviation of 20. What percentage of scores are greater than 161?

• A)99.85%
• B)99.7%
• C)0.3%
• D)0.15%

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Definitions:

Rent-Seeking Activity

Economic activities aimed at increasing one's share of existing wealth without creating new wealth, often through manipulation or exploitation of resources.

Food-Stamp Program

A U.S. federal aid program, now known as the Supplemental Nutrition Assistance Program (SNAP), that provides food-purchasing assistance for low- and no-income people.

Farm Subsidies

Government payments provided to farmers and agribusinesses to supplement their income, manage the supply of agricultural commodities, and influence the cost and supply of such goods.

Political Logrolling

A practice in politics where two or more parties exchange support for each other's benefit, often seen in legislative voting.