Mathematics, 03.03.2020 03:16 ZVSaniya0420

Suppose the manager of a shoe store wants to determine the current percentage of customers who are males. How many customers should the manager survey in order to be 95% confident that the estimated (sample) proportion is within 5 percentage points of the true population proportion of customers who are males?

Z0.10 Z0.05 Z0.04 Z0.025 Z0.01 Z0.05
1.282 1.645 1.751 1.960 2.326 2.576

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