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A trade magazine routinely checks the drive-through service times of fast-food restaurants. An 80% confidence interval that results from examining 738 customers in one fast-food chain's drive-through has a lower bound of 177.5 seconds and an upper bound of 180.9 seconds. What does this mean? Choose the correct answer below. O A. One can be % confident that the mean drive-through service time of this fast-food chain is between seconds and seconds. B. One can be % confident that the mean drive-through service time of this fast-food chain is seconds. OC. There is a % probability that the mean drive-through service time of this fast-food chain is between seconds and seconds. OD. The mean drive-through service time of this fast-food chain is seconds % of the time.

A trade magazine routinely checks the drive-through service times of fast-food restaurants. An 80% confidence interval that results from examining 738 customers in one fast-food chain's drive-through has a lower bound of 177.5 seconds and an upper bound of 180.9 seconds. What does this mean? Choose the correct answer below. O A. One can be % confident that the mean drive-through service time of this fast-food chain is between seconds and seconds. B. One can be % confident that the mean drive-through service time of this fast-food chain is seconds. OC. There is a % probability that the mean drive-through service time of this fast-food chain is between seconds and seconds. OD. The mean drive-through service time of this fast-food chain is seconds % of the time.

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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A trade magazine routinely checks the drive-through service times of fast-food restaurants. An 80% confidence interval that results from examining 738 customers in one fast-food chain's drive-through has a lower bound of 177.5 seconds and an upper bound of 180.9 seconds. What does this mean? Choose the correct answer below. O A. One can be % confident that the mean drive-through service time of this fast-food chain is between seconds and seconds. OB. One can be % confident that the mean drive-through service time of this fast-food chain is seconds. O C. There is a % probability that the mean drive-through service time of this fast-food chain is between seconds and seconds. O D. The mean drive-through service time of this fast-food chain is seconds % of the time.
Transcribed Image Text:A trade magazine routinely checks the drive-through service times of fast-food restaurants. An 80% confidence interval that results from examining 738 customers in one fast-food chain's drive-through has a lower bound of 177.5 seconds and an upper bound of 180.9 seconds. What does this mean? Choose the correct answer below. O A. One can be % confident that the mean drive-through service time of this fast-food chain is between seconds and seconds. OB. One can be % confident that the mean drive-through service time of this fast-food chain is seconds. O C. There is a % probability that the mean drive-through service time of this fast-food chain is between seconds and seconds. O D. The mean drive-through service time of this fast-food chain is seconds % of the time.
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