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I want the solution step by step 2) An entrepreneur is considering the purchase of a coin-operated laundry. The current owner claims that over the

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2) An entrepreneur is considering the purchase of a coin-operated laundry. The current owner claims that over the past five years, the average daily revenue was $775. It is known that the standard deviation of $75. A sample of 60 days reveals a daily average revenue of $795 At the 1% level of significance, test that the daily average revenue has changed

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