Question
In a study of the accuracy of fast food drive-through orders, Restaurant A had 336336 accurate...
In a study of the accuracy of fast food drive-through orders, Restaurant A had
336336
accurate orders and
7171
that were not accurate.
a. Construct a
9090%
confidence interval estimate of the percentage of orders that are not accurate.
b. Compare the results from part (a) to this
9090%
confidence interval for the percentage of orders that are not accurate at Restaurant B:
0.1630.163less than<pless than<0.2190.219.
What do you conclude?
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