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A researcher claims that the average wind speed in Ras Al Khaimah is 8 miles per...

A researcher claims that the average wind speed in Ras Al Khaimah is 8 miles per hour. A sample of 32 days has an average wind speed of 8.2 miles per hour. The standard deviation of the sample is 0.6 mile per hour. At α = 0.05, is there enough evidence to reject the claim? Show your work and indicate the conclusion
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