Practice: The weight of all Lay’s chips produced should be 9.7 ounces per bag. A company will shut down a factory if they are producing bags which are weighing anything different than 9.7 ounces (lighter or heavier). A random sample of 16 bags is selected. The average and standard deviation from this sample is 9.8 and 2, respectively. If we want to test this using a 10% significance level, what would the rejection region be?