A marketing manager samples 150 people and finds that 87 of them have made a purchase on

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A marketing manager samples 150 people and finds that 87 of them have made a purchase on the internet within the past month.

a. Estimate the proportion of people who have made a purchase on the internet within the past month, and find the uncertainty in the estimate.

b. Estimate the number of people who must be sampled to reduce the uncertainty to 0.03 .

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Statistics For Engineers And Scientists

ISBN: 9780073107677

6th Edition

Authors: William Navidi

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Question Posted: Jan 28, 2024 01:01 AM

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A marketing manager samples 150 people and finds that 87 of them have made a purchase on

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Statistics For Engineers And Scientists

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