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A Revenue Department Is Under Orders to Reduce the Time ABC5500\mathrm { ABC } - 5500

Question 76

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A revenue department is under orders to reduce the time small business owners spend filling out pension form ABC5500\mathrm { ABC } - 5500 . Previously the average time spent on the form was 70 hours. In order to test whether the time to fill out the form has been reduced, a sample of 34 small business owners who annually complete the form was randomly chosen and their completion times recorded. The mean completion time for the sample was 69.869.8 hours with a standard deviation of 30 hours. State the rejection region for the desired test at α=.01\alpha = .01 .

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