Question 374049: Assume the weight of a randomly chosen American passenger car is a uniformly distributed random variable ranging from 2,500 pounds to 4,500 pounds.
(a) What is the mean weight of a randomly chosen vehicle?
Mean weight
(b) What is the standard deviation of a randomly chosen vehicle? (Round your answer to 4 decimal places.)
Standard deviation
(c) What is the probability that a vehicle will weigh less than 3,000 pounds?
Less than 3,000 pounds
(d) What is the probability that a vehicle will weigh more than 4,000 pounds?
More than 4,000 pounds
(e) What is the probability that a vehicle will weigh between 3,000 and 4,000 pounds?
Between 3,000 and 4,000 pounds
Answer by Chico57(1)   (Show Source):
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