In a study of the accuracy of fast food drive-through orders, Restaurant A had 227 accurate orders and 58 that were not accurate. a. Construct a 90% confidence interval estimate of the percentage of orders that are not accurate. b. Compare the results from part (a) to this 90% confidence interval for the percentage of orders that are not accurate at Restaurant B: 0.185
In a study of the accuracy of fast food drive-through orders, Restaurant A had 227 accurate orders and 58 that were not accurate. a. Construct a 90% confidence interval estimate of the percentage of orders that are not accurate. b. Compare the results from part (a) to this 90% confidence interval for the percentage of orders that are not accurate at Restaurant B: 0.185
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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![In a study of the accuracy of fast food drive-through orders, Restaurant A had 227 accurate orders and 58 that were not
accurate.
a. Construct a 90% confidence interval estimate of the percentage of orders that are not accurate.
b. Compare the results from part (a) to this 90% confidence interval for the percentage of orders that are not accurate at
Restaurant B: 0.185<p<0.262. What do you conclude?
a. Construct a 90% confidence interval. Express the percentages in decimal form.
|<p< (Round to three decimal places as needed.)](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F3b2e855c-491a-4fb1-a0ae-04ed96882b44%2Fcda26084-55d2-4f05-b3ce-56e39dda855e%2Fkbw204s8_processed.jpeg&w=3840&q=75)
Transcribed Image Text:In a study of the accuracy of fast food drive-through orders, Restaurant A had 227 accurate orders and 58 that were not
accurate.
a. Construct a 90% confidence interval estimate of the percentage of orders that are not accurate.
b. Compare the results from part (a) to this 90% confidence interval for the percentage of orders that are not accurate at
Restaurant B: 0.185<p<0.262. What do you conclude?
a. Construct a 90% confidence interval. Express the percentages in decimal form.
|<p< (Round to three decimal places as needed.)
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