A Single-Phase Waiting-Line System Meets the Assumptions of Constant Service

question 72

Multiple Choice

A single-phase waiting-line system meets the assumptions of constant service time or M/D/1. Units arrive at this system every 12 minutes on average. Service takes a constant 8 minutes. The average number in the system Ls is approximately

• A) 2.25
• B) 2.5
• C) 3.0
• D) 1.33
• E) 5.0

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Definitions:

Subjective Approach

A method based on personal opinions, interpretations, points of view, emotions and judgment.

Financial Accounting

The field of accounting that focuses on reporting a company's financial information to external users, such as investors and creditors.

Probability

The measure of the likelihood that a specific event will occur.

Mutually Exclusive

A statistical term describing events that cannot occur at the same time, implying no overlap in their outcomes.