the trade magazine qsr routinely checks the​ drive-through service times of​ fast-food restaurants. ​% confidence interval that results from examining customers in taco​ bell’s drive-through has a lower bound of seconds and an upper bound of seconds. complete parts​ (a) through​ (c). question content area bottom part 1 ​(a) what is the mean service time from the ​customers? the mean service time from the customers is enter your response here seconds

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