In a study of the accuracy of fast food drive-through orders, Restaurant A had 268 accurate orders and 57 that were not accurate. a. Construct a 95% confidence interval estimate of the percentage of orders that are not accurate. b. Compare the results from part (a) to this 95% confidence interval for the percentage of orders that are not accurate at Restaurant B: 0.154
In a study of the accuracy of fast food drive-through orders, Restaurant A had 268 accurate orders and 57 that were not accurate. a. Construct a 95% confidence interval estimate of the percentage of orders that are not accurate. b. Compare the results from part (a) to this 95% confidence interval for the percentage of orders that are not accurate at Restaurant B: 0.154
College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter8: Sequences, Series, And Probability
Section8.7: Probability
Problem 58E: What is meant by the sample space of an experiment?
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In a study of the accuracy of fast food drive-through orders, Restaurant A had
268 accurate orders and 57 that were not accurate.
a. Construct a 95% confidence interval estimate of the percentage of orders that are not accurate.
b. Compare the results from part (a) to this 95%
confidence interval for the percentage of orders that are not accurate at Restaurant B: 0.154<p<0.234.
What do you conclude?
confidence interval for the percentage of orders that are not accurate at Restaurant B: 0.154<p<0.234.
What do you conclude?
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