A Gasoline Tank for a Certain Car Is Designed to Hold

question 9

Multiple Choice

A gasoline tank for a certain car is designed to hold 15 gallons of gas.Suppose that the actual capacity of a randomly selected tank has a distribution that is approximately Normal with a mean of 15.0 gallons and a standard deviation of 0.15 gallons.If a simple random sample of four tanks is selected,and their capacities can be considered independent,what is the probability that all four will hold between 14.75 and 15.10 gallons of gas?

• A)0.2397
• B)0.6808
• C)0.9084
• D)2.7988

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