tyriquemorgan8553 tyriquemorgan8553
  • 19-05-2023
  • SAT
contestada

The smith trucking company claims that the average weight of its delivery trucks when fully loaded is 6000 pounds with a standard deviation of 120 pounds. 36 trucks are selected at random and their weights recorded. Within what limits will the average weights of 90% of the 36 trucks lie?

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