A study of the checkout lines at the safeway supermarket

Reference no: EM13690325

A study of the checkout lines at the Safeway Supermarket revealed that between 4 p.m. and 7 p.m. on weekdays there is an average of four customers waiting in line. What is the probability that you visit Safeway today during this period and find:

1. No customers are waiting?

2. Four customers are waiting?

3. Four or fewer are waiting?

4. Four or more are waiting?

Reference no: EM13690325

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