Customers Arrive at a Common Queue at the Coffee Station

question 74

Multiple Choice

Customers arrive at a common queue at the coffee station with two identical coffee machines in a busy mall at the rate of 48 per hour, following Poisson distribution. Each customer mixes his or her specialty coffee taking 2 minutes on an average following an exponential process. What is the expected number of customers in the system at this coffee station?

• A) Infinity
• B) 2.844
• C) 2.444
• D) 4.444
• E) 3

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Definitions:

Operating Expenses

Costs associated with the normal operations of a business, excluding the costs of goods sold, such as rent, utilities, and payroll.

Total Service Department Charges

The collective costs charged by service departments within an organization for their services to other departments.

Income From Operations

The profit realized from a business's own operations, excluding income from other sources and before taxes and interest expenses.

Profit Center

A profit center is a branch or division of a company that is treated as a separate unit for the purpose of assessing its revenue-generating ability and profitability.