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| Teaching Since: | Jul 2017 |
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Assume the weight of a randomly chosen American passenger car is a uniformly distributed random variable ranging from 2,966 pounds to 4,063 pounds.
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(a)What is the mean weight of a randomly chosen vehicle? (Round your answer to the nearest whole number.) Â
  Mean weight   Â
(b)What is the standard deviation of a randomly chosen vehicle? (Round your answer to 4 decimal places.)
 Â
  Standard deviation  Â
(c)What is the probability that a vehicle will weigh less than 3,131 pounds? (Round your answer to 4 decimal places.)
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  Less than 3,131 pounds  Â
(d)What is the probability that a vehicle will weigh more than 3,984 pounds? (Round your answer to 4 decimal places.)
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  More than 3,984 pounds  Â
(e)What is the probability that a vehicle will weigh between 3,131 and 3,984 pounds? (Round your answer to 4 decimal places.)
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