Question #2019717: Z-test: Testing hypotheses

Question: 5: According to the Department of Transportation, 74% of all cars on Interstate 35 were exceeding the 55-mile-per-hour speed limit. The department runs a series of public service ads and then takes a sample of 2,000 cars. It finds that 72% of the cars are exceeding the speed limit. Write a memo discussing the possible impact of the department’s ad program.

Solution: The solution consists of 164 words (2 pages)
Deliverables: Word Document

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