A Bank Manager Estimates That an Average of Two Customers

question 87

Multiple Choice

A bank manager estimates that an average of two customers enters the tellers' queue every five minutes. Assume that the number of customers that enters the tellers' queue is Poisson distributed. What is the probability that fewer than two customers enter the queue in a randomly selected five-minute period?

• A) 0.1353
• B) 0.2707
• C) 0.4060
• D) 0.6767

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Definitions:

Private Insurance

Insurance coverage that is provided by nongovernmental entities, offering health care benefits in exchange for payment of premiums.

Congestive Heart Failure

A progressive condition where the heart muscle is unable to pump effectively, leading to a buildup of fluid around the heart and in the body.

Self-management

Self-management refers to individuals’ ability to manage symptoms, treatment, physical and psychological consequences, and lifestyle changes inherent in living with a chronic condition.

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The amount of sodium, a mineral and an essential nutrient, consumed in a diet.