Mathematics, 24.07.2019 09:00 bennyanderson857
Suppose the number of gallons of gasoline per day used by a car is normally distributed with a mean of 2.2 gallons and a standard deviation of 1.2 gallons. what is the difference in gallons per day used by a car with a z-score of 3 and another car that has a z-score of 0? a. 1.2 b. 2.6 c. 3.6 d. 4.6
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