Find confidence interval for the population percentage

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Reference no: EM131808299

Question: View the 20,000 people represented in the donations database (on the companion site) as a sample from a much larger population. Of these 20,000 people, 989 made a donation in response to the current mailing.

a. Find the 95% confidence interval for the population percentage who would make a donation.

b. Find the 99% confidence interval for the population percentage who would make a donation.

Reference no: EM131808299

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