Multiple Choice
Use the following information for questions:
A safety officer wants to prove that = the average speed of cars driven by a school is less than 25 mph. Suppose that a random sample of 14 cars shows an average speed of 24.0 mph, with a sample standard deviation of 2.2 mph. Assume that the speeds of cars are normally distributed.
-What is the p-value?
A) p-value = 0.079
B) p-value = 0.057
C) p-value = 0.048
D) None of the above
Correct Answer:

Verified
Correct Answer:
Verified
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