The trade magazine QSR routinely checks the drive-through service times of fast-food restaurants. A 95% confidence interval that results from examining 737 customers in Taco Bell's drive-through has a lower bound of 155.7 seconds and an upper bound of 160.9 seconds. What is the margin of error for the confidence interval?
The trade magazine QSR routinely checks the drive-through service times of fast-food restaurants. A 95% confidence interval that results from examining 737 customers in Taco Bell's drive-through has a lower bound of 155.7 seconds and an upper bound of 160.9 seconds. What is the margin of error for the confidence interval?
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.6: Summarizing Categorical Data
Problem 30PPS
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The trade magazine QSR routinely checks the drive-through service times of fast-food restaurants.
A 95% confidence interval that results from examining 737 customers in Taco Bell's drive-through has a lower bound of 155.7 seconds and an upper bound of 160.9 seconds.
What is the margin of error for the confidence interval?
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