4. A television producer is looking to release a new series. He believes that the hours per week people watch his show is different than average. He takes a sample of 100 random viewers and finds they spend on average 11.8 hours a week watching his show. He also knows that on average a person watches a single show for 13 hours a week with a population standard deviation of 1.11. Find the following (а) Но : и (b) Find the critical value(s) using a = .065 (c) Find the test value

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A:

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