Multiple Choice
Certain transportation company has a fleet of 210 vehicles.The average age of the vehicles is 4.25 years, with a standard deviation of 18 months.In a random sample of 40 vehicles, what is the probability that the average age of vehicles in the sample will be less than 4 years?
A) 0.146
B) 0.163
C) 0.180
D) 0.197
E) 0.214
Correct Answer:

Verified
Correct Answer:
Verified
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