Assume That a Sample Is Used to Estimate a Population

question 18

Multiple Choice

Assume that a sample is used to estimate a population proportion p. Find the margin of error E that corresponds to the given statistics and confidence level. Round the margin of error to four decimal places.
-98% confidence; the sample size is 810, of which 20% are successes

• A) 0.0275
• B) 0.0288
• C) 0.0327
• D) 0.0362

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Definitions:

Market-Determined Quantity

The quantity of a good or service established through the interaction of supply and demand in a marketplace.

Coal Mine Pollution

Environmental damage caused by the mining and processing of coal, including air and water pollution.

Marginal Social Benefit

The extra benefit that society receives from consuming an additional unit of a good or service.

Production Process

The sequence of operations or steps taken to produce a good or deliver a service.