Question: A simple random sample of SD speeds (in mph) is obtained from cars traveling on a section of 1-10 through Tallahassee. The sample has a

A simple random sample of SD speeds (in mph) is obtained from cars traveling on a section of 1-10 through Tallahassee. The sample has a mean of T23 mph and a standard deviation of Th4 mph. Use a 0.05 significance level to test the claim that the mean speed

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