Use the following information for questions:
Suppose on a highway with a speed limit of 65 mph, the speed of cars are independent and normally distributed with an average speed = 65 mph and standard deviation = 5 mph.
-What is the expected value of the sample mean speed in a random sample of n = 10 cars?

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Use the following information for questions:
 Suppose on a highway with a speed limit of 65 mph, the speed of cars are independent and normally distributed with an average speed = 65 mph and standard deviation = 5 mph.
-What is the expected value of the sample mean speed in a random sample of n = 10 cars?

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The Answer of Use the following information for questions:
 Suppose on a highway with a speed limit of 65 mph, the speed of cars are independent and normally distributed with an average speed = 65 mph and standard deviation = 5 mph.
-What is the expected value of the sample mean speed in a random sample of n = 10 cars?

Use the Following Information for Questions