An Insurance Company Estimates 45 Percent of Its Claims Have

question 70

Multiple Choice

An insurance company estimates 45 percent of its claims have errors. The insurance company wants to estimate with 99 percent confidence the proportion of claims with errors. What sample size is needed if they wish to be within 5 percent of the actual?

• A) 664
• B) 657
• C) 163
• D) 1084

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Definitions:

University

An educational institution designed for instruction, examination, or both, of students in many branches of advanced learning.

Monopolistic Distributor

An intermediary that possesses the exclusive power to distribute a product or service within a particular market, influencing prices and availability.

Marginal Cost

The investment required to manufacture an extra unit of a good or service.

Mineral Water

Water that contains minerals or other dissolved substances that alter its taste or give it therapeutic value, usually obtained from wells or springs.