One of the authors of this text counted the numbers of chocolate chips in 20 Chips Ahoy
Question:
One of the authors of this text counted the numbers of chocolate chips in 20 Chips Ahoy regular chocolate chip cookies, and the results are listed below.
22 22 26 24 23 27 25 20 24 26
25 25 19 24 20 22 24 25 25 20
a. What is the mean number of chocolate chips per cookie?
b. What is the standard deviation?
c. What is the best estimate for the mean number of chocolate chips in all Chips Ahoy regular cookies?
d. What is the 95% confidence interval for the estimate in part (c)?
e. Comment on the reliability of the estimate.
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a The mean is 234 b The standard deviation is 18 c The best estimate for the mean ...View the full answer
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Related Book For 
Statistical Reasoning For Everyday Life
ISBN: 978-0134494043
5th Edition
Authors: Jeff Bennett, William Briggs, Mario Triola
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