25. Accuracy of the Drive Thru According to QSR Magazine, Chick-fil-A has the best accuracy of drive thru orders with 96.4% of all its drive thru orders filled correctly. The manager of a competing fast food restaurant wants to advertise that her drive thru is more accurate that Chick-fil-A. In a random sample of 350 drive thru orders, how many accurate orders would the manager need out of 350 to be able to claim her drive thru has a statistically significantly better accuracy record than Chick-fil-A at the 0.1 level of significance?
25. Accuracy of the Drive Thru According to QSR Magazine, Chick-fil-A has the best accuracy of drive thru orders with 96.4% of all its drive thru orders filled correctly. The manager of a competing fast food restaurant wants to advertise that her drive thru is more accurate that Chick-fil-A. In a random sample of 350 drive thru orders, how many accurate orders would the manager need out of 350 to be able to claim her drive thru has a statistically significantly better accuracy record than Chick-fil-A at the 0.1 level of significance?
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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Transcribed Image Text:25. Accuracy of the Drive Thru According to QSR Magazine,
Chick-fil-A has the best accuracy of drive thru orders with
96.4% of all its drive thru orders filled correctly. The manager
of a competing fast food restaurant wants to advertise that her
drive thru is more accurate that Chick-fil-A. In a random sample
of 350 drive thru orders, how many accurate orders would the
manager need out of 350 to be able to claim her drive thru has a
statistically significantly better accuracy record than Chick-fil-A
at the 0.1 level of significance?
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