Assume That a Sample Is Used to Estimate a Population

question 44

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 800, of which 40% are successes

• A) 0.0355
• B) 0.0339
• C) 0.0404
• D) 0.0446

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Definitions:

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A societal rule that tells people they should help others who need help even if doing so is costly.

Expectation

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