Question

Suppose the manager of a shoe store wants to determine the current percentage of customers who...

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 98% 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 z0.005 1.282 1.645 1.751 1.960 2.326 2.576 Use the table of values above?

Homework Answers

Answer #1

Answer:

Sample size = 541

Explanation:

The sample size for the one-sample proportion is obtained using the following formula,

Where,

Let  

Now,

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