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(See Steps) Fuel Consumption. The standard deviation of the fuel consumption of a certain automobile in hypothesized to be greater than or equal to $4.3$

Question: Fuel Consumption. The standard deviation of the fuel consumption of a certain automobile in hypothesized to be greater than or equal to $4.3$ miles per gallon. A sample of 20 automobiles produced a standard deviation. of $2.6$ miles per gallon. Is the standard deviation really less than previously thought? Use \(\alpha=0.05\) and the \(P\) -value method.

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Solution: The downloadable solution consists of 1 pages
Deliverable: Word Document


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