Mathematics, 19.11.2020 19:00 alexandria3498

A trade magazine routinely checks the drive-through service times of fast-food restaurants. Upper A 95% confidence interval that results from examining 771 customers in one fast-food chain's drive-through has a lower bound of 175.2 seconds and an upper bound of 178.2 seconds. What does this mean?

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A trade magazine routinely checks the drive-through service times of fast-food restaurants. Upper A...