Question: 23. Questionnaires, continued Refer to Exercise 22. If n520 questionnaires are sent out, a. What is the average number of questionnaires that will be returned?

23. Questionnaires, continued Refer to Exercise 22.

If n520 questionnaires are sent out,

a. What is the average number of questionnaires that will be returned?

b. What is the standard deviation of the number of questionnaires that will be returned?

c. If x510 of the 20 questionnaires are returned to the company, would you consider this to be an unusual response? Explain.

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