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Question
Given the following weekly demand figures:
| Week | Demand |
| 1 | 20 |
| 2 | 60 |
| 3 | 30 |
| 4 | 20 |
| 5 | 40 |
Which of the following is NOT a measure of forecast accuracy?
A. Mean square error
B. Cumulative sum of forecast error
C. Mean absolute deviation of forecast error
D. Cumulative absolute deviation of forecast error
Answer
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Related questions
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B. Lead-time is constant and known.
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B. Inventory that is independent of any known rules of demand and supply
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B. Process flow analysis cannot be performed
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Q:
Which of the following statements regarding business process reengineering (BPR) is NOT true?
A. BPR is a term coined by Hammer and Champy in the book called "Reengineering the Corporation."
B. BPR refers to extensive process redesign.
C. BPR simplifies processes and eliminates the non-value added elements from the process.
D. BPR is synonymous to the Total Quality Management approach of process improvement.
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The major difference between the service delivery system matrix and the product-process matrix is that service process design generally does not vary with customer volume.
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If I denotes the average inventory in the system, T denotes the average throughput time, and R denotes the average flow rate of the system, then by Little's Law:
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Q:
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B. Is an implicit service
C. Is rapid compensation for a service failure
D. None of the above
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B. Greater flexibility, need for people who are highly skilled in interpersonal relations, and a customer orientation
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What are the three areas of process selection decisions that affect environmental impact?
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A. 55
B. 190
C. 110
D. 380
E. None of the above
Q:
In MRP "scheduled receipts" are:
A. Identical to "planned order receipts"
B. Identical to "planned order releases"
C. Identical to "net requirements"
D. Open orders not delivered yet
Q:
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