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please answer both A sample of 16 cookies is taken to test the claim that each cookie contains at least 9 chocolate chips. The average

please answer both

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A sample of 16 cookies is taken to test the claim that each cookie contains at least 9 chocolate chips. The average number of chocolate chips per cookie in the sample was 7 875 with a standard deviation of 2. Assume the distribution of the population is normal. Let / denote the average number of chocolate chips in all the cookies. The hypothesis to test the claim is: Ho : 29 H :

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