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A trade magazine routinely checks the drive-through service times of fast-food restaurants. An 80% confidence interval that results from examining 732 customers in one fast-food

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A trade magazine routinely checks the drive-through service times of fast-food restaurants. An 80% confidence interval that results from examining 732 customers in one fast-food chain's drive-through has a lower bound of 173.4 seconds and an upper bound of 177.0 seconds. What does this mean? willUSE HIE LUITELL allswei WEIW. O A. One can be % confident that the mean drive-through service time of this fast-food chain is seconds. O B. The mean drive-through service time of this fast-food chain is seconds % of the time. O C. There is a % probability that the mean drive-through service time of this fast-food chain is between seconds and seconds O D. One can be % confident that the mean drive-through service time of this fast-food chain is between seconds and seconds

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