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Emma wants to advertise how many chocolate chips are in each Big Chip cookie at her...

Emma wants to advertise how many chocolate chips are in each Big Chip cookie at her bakery. She randomly selects a sample of 46 cookies and finds that the number of chocolate chips per cookie in the sample has a mean of 17.3 and a standard deviation of 1.2. What is the 95% 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.

Math   Statistics-And-Probability   
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