Question
Karen wants to advertise how many chocolate chips (in grams) are in each Big Chip cookie at her bakery. She randomly selects a sample of
Karen wants to advertise how many chocolate chips (in grams) are in each Big Chip cookie at her bakery. She randomly selects a sample of 15 cookies and finds that the number of chocolate chips per cookie in the sample has a mean of 78.7 and a standard deviation of 23.9. What is the 80% confidence interval for the number of chocolate chips per cookie for Big Chip cookies?
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Elementary Algebra Concepts & Applications
Authors: Marvin L Bittinger, David J Ellenbogen, Barbara L Johnson
9th Edition
0321877926, 9780321877925
