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

question 100

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.What is the average length of the queue Lq in units?

• A)0.67
• B)2.5
• C)4.5
• D)5.0
• E)7.5

---

Definitions:

Periodic Inventory System

An inventory accounting system where inventory levels and cost of goods sold are determined at the end of an accounting period through physical counts.

Merchandise

Goods that are bought and sold in the course of business, typically in a retail or wholesale setting.

Note Payable

A written promissory note in which the borrower agrees to pay back the lender a certain amount of money at a future date or on demand.

Adjusting Entries

Entries made in the general journal at the close of an accounting period to update the ledger accounts for any income or expenses incurred but not yet recorded.