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In the past, patrons of a cinema complex have spent an average of $2.50 for popcorn and snacks. The amounts of these expenditures have been normally distributed. Following an intensive publicity campaign by a local medical society, the mean expenditure for a sample patrons is found to be $2.10. The standard deviation is found to be $0.90. Which of the following represents a 99% confidence interval for the population average amount spent E patrons of a cinema complex on popcorn and other snacks following an intensive publicity campaign by a local medical society? O ($1.73, $2.47) O ($1.65, $2.55) O($1.82, $2.38) O ($1.49, $2.71) O ($1.56, $2.64) ♫ MA W

In the past, patrons of a cinema complex have spent an average of $2.50 for popcorn and snacks. The amounts of these expenditures have been normally distributed. Following an intensive publicity campaign by a local medical society, the mean expenditure for a sample patrons is found to be $2.10. The standard deviation is found to be $0.90. Which of the following represents a 99% confidence interval for the population average amount spent E patrons of a cinema complex on popcorn and other snacks following an intensive publicity campaign by a local medical society? O ($1.73, $2.47) O ($1.65, $2.55) O($1.82, $2.38) O ($1.49, $2.71) O ($1.56, $2.64) ♫ MA W

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter4: Equations Of Linear Functions
Section: Chapter Questions
Problem 8SGR
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In the past, patrons of a cinema complex have spent an average of $2.50 for popcorn and other snacks. The amounts of these expenditures have been normally distributed. Following an intensive publicity campaign by a local medical society, the mean expenditure for a sample of 18 patrons is found to be $2.10. The standard deviation is found to be $0.90. Which of the following represents a 99% confidence interval for the population average amount spent by patrons of a cinema complex on popcorn and other snacks following an intensive publicity campaign by a local medical society? O($1.73, $2.47) Q ($1.65, $2.55) ($1.82, $2.38) ($1.49, $2.71) ($1.56, $2.64) O Ç LAS W # P
Transcribed Image Text:In the past, patrons of a cinema complex have spent an average of $2.50 for popcorn and other snacks. The amounts of these expenditures have been normally distributed. Following an intensive publicity campaign by a local medical society, the mean expenditure for a sample of 18 patrons is found to be $2.10. The standard deviation is found to be $0.90. Which of the following represents a 99% confidence interval for the population average amount spent by patrons of a cinema complex on popcorn and other snacks following an intensive publicity campaign by a local medical society? O($1.73, $2.47) Q ($1.65, $2.55) ($1.82, $2.38) ($1.49, $2.71) ($1.56, $2.64) O Ç LAS W # P
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