Magazine 10

Question Help A trade magazine routinely checks the drive-through service times of fast-food restaurants. A 90% confidence interval that results from examining 775 customers in one fast-food chain's drive-through has a lower bound of 165.2 seconds and an upper bound of 168.6 seconds. What does this mean? Choose the correct answer below. A. One can be 90% confident that the mean drive-through service time of this fast-food chain is 166.9 seconds O B. One can be 90% confident that the mean drive-through service time of this fast-food chain is between 165 2 seconds and 168.6 seconds O C. The mean drive-through service time of this fast-food chain is 166.9 seconds 90% of the time. D. There is a 90% probability that the mean drive-through service time of this fast-food chain is between 165.2 seconds and 168 6 seconds Click to select your