In: Statistics and Probability
In a study of the accuracy of fast food drive-through orders, Restaurant A had 284 accurate orders and 67 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: 0.172 < p< 0.237. What do you conclude? Please help.