Mathematics, 13.07.2021 20:30 arisworlld
The average time to serve a customer at a fast-food restaurant is 4.35 minutes. The standard deviation of the service time is 2.5 minutes. What is the coefficient of variation of the service time
Answers: 2
minutes
2.5 minutes
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The average time to serve a customer at a fast-food restaurant is 4.35 minutes. The standard deviati...
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