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A car company claims that the mean gas mileage for its

A car company claims that the mean gas mileage for its luxury sedan is at least 24 miles per gallon. A random sample of 7 cars has a mean gas mileage of 23 miles per gallon and a standard deviation of 2.4 miles per gallon. At α=0.05, can you support the company's claim?

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Business Economics: A car company claims that the mean gas mileage for its

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