Mathematics, 12.08.2020 06:01 jadenmenlovep7s7uj

A recent survey of gasoline prices indicated that the national average was $4.098 per gallon. The Dallas Automobile Club claimed that gasoline in Texas was significantly lower than the national average. A survey covering 10 different suburbs in Dallas found the average price of gasoline to be $3.924 per gallon with a population standard deviation of $0.053. What critical value should be used to test the claim using α = 0.01?

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A recent survey of gasoline prices indicated that the national average was $4.098 per gallon. The Da...

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