The manager of a bank recorded the amount of time each customer spent waiting in line during peak business hours one Mon

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The manager of a bank recorded the amount of time each customer spent waiting in line during peak business hours one Mon

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The Manager Of A Bank Recorded The Amount Of Time Each Customer Spent Waiting In Line During Peak Business Hours One Mon 1
The Manager Of A Bank Recorded The Amount Of Time Each Customer Spent Waiting In Line During Peak Business Hours One Mon 1 (17.66 KiB) Viewed 127 times
The manager of a bank recorded the amount of time each customer spent waiting in line during peak business hours one Monday. The frequency distribution below summarizes the results. Find the mean waiting time: Waiting time | Number of (minutes) Customers 0-3 4-7 13 8-11 14 12 - 15 8 16 - 19 6 20 - 23 3 24 - 27 3 14 13.5 9.7 8.7 9.5
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