Isabella wants to advertise how many chocolate chips are in each Big Chip cookie at her bakery. She randomly selects a sample of 43 cookies and finds that the number of chocolate chips per cookie in the sample has a mean of 72. Assume the population standard deviation is 14.9. What is the 90% 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 2 decimal places where possible. Select an answer
Isabella wants to advertise how many chocolate chips are in each Big Chip cookie at her bakery. She randomly selects a sample of 43 cookies and finds that the number of chocolate chips per cookie in the sample has a mean of 72. Assume the population standard deviation is 14.9. What is the 90% 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 2 decimal places where possible. Select an answer
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.3: Measures Of Spread
Problem 1GP
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![Isabella wants to advertise how many chocolate chips are in each Big Chip cookie at her bakery. She
randomly selects a sample of 43 cookies and finds that the number of chocolate chips per cookie in the
sample has a mean of 72. Assume the population standard deviation is 14.9. What is the 90% 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 2 decimal places where possible.
Select an answer ✓
<](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fdfbe6a76-33fb-4739-b913-a49b2ab2e0d7%2F2950bff7-58de-45be-ae87-9d4ce651971f%2Fa5mom2_processed.png&w=3840&q=75)
Transcribed Image Text:Isabella wants to advertise how many chocolate chips are in each Big Chip cookie at her bakery. She
randomly selects a sample of 43 cookies and finds that the number of chocolate chips per cookie in the
sample has a mean of 72. Assume the population standard deviation is 14.9. What is the 90% 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 2 decimal places where possible.
Select an answer ✓
<
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