Suppose a company wants to determine the percentage of customers who shop online. How many customers should the company survey in order to be 92% confident that the estimated (sample) proportion is within 3 percentage points of the true population proportion of customers who shop online? z0.16 z0.08 z0.04 z0.02 z0.01 0.994 1.405 1.751 2.054 2.326

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Suppose a company wants to determine the percentage of customers who shop online. How many customers should the company survey in order to be 92% confident that the estimated (sample) proportion is within 3 percentage points of the true population proportion of customers who shop online?

z0.16 z0.08 z0.04 z0.02 z0.01
0.994 1.405 1.751 2.054 2.326
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