For a Single-Line, Multi-Server, Single-Phase Waiting Line System, Where

question 51

Multiple Choice

For a single-line, multi-server, single-phase waiting line system, where  represents the mean arrival rate of customers and  represents the mean service rate for each of s identical servers, what is the formula for the average utilization of the system?

• A)  / 
• B)  / (    )
• C)  / s 
• D) s / (    )
• E)  / s(    )

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Definitions:

Present Value of Annuity

The current worth of a stream of equal payments made at regular intervals, discounted at a specific interest rate.

Capital Investment Evaluation Methods

Techniques used to assess the value and potential return of investments a business makes in long-term assets, including net present value, return on investment, and payback period analysis.

Average Rate of Return on Investment

A financial metric that compares the amount of profit expected or gained from an investment relative to its cost.

Net Present Value

A method used in capital budgeting to evaluate the profitability of an investment, calculated as the difference between the present value of cash inflows and the present value of cash outflows over a period of time.