Mathematics, 12.11.2019 23:31, christingle2004

Amarketing manager samples 150 people and finds that 87 of them have made a purchase on the internet within the past month. estimate the proportion of people who have made a purchase on the internet within the past month, and find the uncertainty in the estimate. estimate the number of people who must be sampled to reduce the uncertainty to 0.03

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Amarketing manager samples 150 people and finds that 87 of them have made a purchase on the internet...