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Mathematics, 13.04.2021 01:00 baabyylewis

A trade magazine routinely checks the​ drive-through service times of​ fast-food restaurants. Upper A 90​% confidence interval that results from examining 692 customers in one​ fast-food chain's​ drive-through has a lower bound of 169.9 seconds and an upper bound of 173.3 seconds. What does this​ mean?

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