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Statistics Lian wants to advertise how many chocolate chips are in each Big Chip cookie at her bakery. She randomly selects a sample of 48

Statistics

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Lian wants to advertise how many chocolate chips are in each Big Chip cookie at her bakery. She randomly selects a sample of 48 cookies and finds that the number of chocolate chips per cookie in the sample has a mean of 7.6 and a standard deviation of 2.4. What is the 9% confidence interval for the number of chocolate chips per cookie for Big Chip cookies? Assume the data is from a normally distributed population. Round answers to 3 decimal places where possible.

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