The business college computing center wants to determine the proportion of business students who have laptop computers.

The business college computing center wants to determine the proportion of business students who have laptop computers.

If the proportion exceeds 35%, then the lab will scale back a proposed enlargement of its facilities. Suppose 300 business students were randomly sampled and 85 have laptops. Find the rejection region for the corresponding test using a = .10.
Choose one answer.
a. Reject H0 if z > 1.28.
b. Reject H0 if z < -1.28.
c. Reject H0 if z > 1.645 or z < -1.645.
d. Reject H0 if z = 1.28.

 

 

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