[Solved] A survey claims that the average cost of a hotel room in Atlanta is $69.21. In order to test the claim, a research selects a sample of 30 hotel
Question: A survey claims that the average cost of a hotel room in Atlanta is $69.21. In order to test the claim, a research selects a sample of 30 hotel rooms and finds that the average cost is $68.43. The standard deviation of the population $3.72. At a = 0.05, is there enough evidence to reject the claim?
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