Aisha wants to advertise how many chocolate chips are ineach Big Chip cookie at her bakery. She randomly selects a sample of 71 cookles and finds that the number of chocolate chips per cookle in the sample has a mean of 18.9 anda standard deviation of 2.3. What is the 80% 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.

MATLAB: An Introduction with Applications
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ISBN:9781119256830
Author:Amos Gilat
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Aisha wants to advertise how many chocolate chips are in each Big Chip cookie at her bakery. She
randomly selects a sample of 71 cookies and finds that the number of chocolate chips per Cookie in
the sample has a mean of 18.9 and a standard deviation of 2.3. What is the 80% 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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Transcribed Image Text:Aisha wants to advertise how many chocolate chips are in each Big Chip cookie at her bakery. She randomly selects a sample of 71 cookies and finds that the number of chocolate chips per Cookie in the sample has a mean of 18.9 and a standard deviation of 2.3. What is the 80% 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. Submit Question esc F3 1A DIL F5 F6 F7 FB %23 24 1 3 8. Q W R tab Y A S aps lock F G C N M >
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