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hodyreva [135]
3 years ago
15

The mean checkout time in the express lane of a large grocery store is 2.7 minutes, and the standard deviation is 0.6 minutes. T

he distribution of checkout times is non-normal (for one thing, it can be a lot longer than 2.7 minutes, but it can only be so short). (a) What is the probability that a randomly-selected customer will take less than 3 minutes?

Mathematics
1 answer:
Gennadij [26K]3 years ago
3 0

Answer:

0.6915

Step-by-step explanation:

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An automobile salesman receives a monthly bonus cheque if his commission income is at least $6,800.00 in a given month. There ar
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