Operations Management: Sustainability and Supply Chain Management (12th Edition)
12th Edition
ISBN: 9780134130422
Author: Jay Heizer, Barry Render, Chuck Munson
Publisher: PEARSON
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Chapter 9, Problem 12P
Stanford Rosenberg Computing wants to establish an assembly line for producing a new product, the Personal Digital Assistant (PDA). The tasks, task times, and immediate predecessors for the tasks are as follows:
| TASK | TIME (SEC) | IMMEDIATE PREDECESSORS |
| A | 12 | − |
| B | 15 | A |
| C | 8 | A |
| D | 5 | B, C |
| E | 20 | D |
Rosenberg’s goal is to produce 180 PDAs per hour.
- a. What is the cycle time?
- b. What is the theoretical minimum for the number of workstations that Rosenberg can achieve in this assembly line?
- c. Can the theoretical minimum actually be reached when workstations are assigned?
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Stanford Rosenberg Computing wants to establish an assembly line for producing a new product, the Personal Digital Assistant (PDA). The tasks, task times, and immediate predecessors for the tasks are as follows:
Task
Time
(sec)
Immediate Predecessor
A
11
−
B
15
A
C
7
A
D
4
B, C
E
20
D
Rosenberg's goal is to produce
175
PDAs per hour.
a) The cycle time for the production of a PDA =
nothing
seconds (round your response to two decimal places).
B) what's the minimum number of workstations in the assembly line?
C) Can the minimum actually be reached when workstations are assigned?
Stanford Rosenberg Computing wants to establish an assembly line for producing a new product, the Personal Digital Assistant (PDA). The tasks, task times, and immediate predecessors for the tasks are as follows:
Task
Time
(sec)
Immediate Predecessor
A
11
−
B
14
A
C
8
A
D
4
B, C
E
20
D
Rosenberg's goal is to produce
180
PDAs per hour.
a) The cycle time for the production of a PDA =
20 seconds (round your response to two decimal places).
Part 3
b) The theoretical minimum number of workstations that Rosenberg can achieve in this assembly
line=3(round your response up to the next whole number).
c) For one to assign the tasks to the actual workstations and be able to use the "theoretical minimum" number, the activity assignment should be:
Workstation #
Tasks Assigned to Workstation
1
A
▼…
Stanford Rosenberg Computing wants to establish anassembly line for producing a new product, the Personal DigitalAssistant (PDA). The tasks, task times, and immediate predecessorsfor the tasks are as follows: Rosenberg's goal is to produce 180 PDAs per hour.a) What is the cycle time?b) What is the theoretical minimum for the number of workstations that Rosenberg can achieve in this assembly line?c) Can the theoretical minimum actually be reached when workstations are assigned?
Chapter 9 Solutions
Operations Management: Sustainability and Supply Chain Management (12th Edition)
Ch. 9 - Prob. 1DQCh. 9 - Prob. 2DQCh. 9 - Prob. 3DQCh. 9 - Prob. 4DQCh. 9 - Prob. 5DQCh. 9 - Prob. 6DQCh. 9 - Prob. 7DQCh. 9 - Prob. 8DQCh. 9 - What are the requirements for a focused work...Ch. 9 - Prob. 10DQ
Ch. 9 - Prob. 11DQCh. 9 - Prob. 12DQCh. 9 - Prob. 13DQCh. 9 - Prob. 14DQCh. 9 - Prob. 15DQCh. 9 - Prob. 16DQCh. 9 - Explain the concept of cross-docking.Ch. 9 - What is a heuristic? Name several that can be used...Ch. 9 - Prob. 1PCh. 9 - Prob. 2PCh. 9 - Three departmentsmilling (M), drilling (D), and...Ch. 9 - Roy Creasey Enterprises, a machine shop, is...Ch. 9 - Prob. 5PCh. 9 - Prob. 6PCh. 9 - Prob. 7PCh. 9 - Prob. 8PCh. 9 - Six processes are to be laid out in six areas...Ch. 9 - After an extensive product analysis using group...Ch. 9 - Stanford Rosenberg Computing wants to establish an...Ch. 9 - Illinois Furniture, Inc., produces all types of...Ch. 9 - Sue Helms Appliances wants to establish an...Ch. 9 - The Action Toy Company has decided to manufacture...Ch. 9 - The following table details the tasks required for...Ch. 9 - Tailwind, Inc., produces high-quality but...Ch. 9 - Prob. 18PCh. 9 - Because of the expected high demand for Mach 10,...Ch. 9 - Prob. 20PCh. 9 - Suppose production requirements in Solved Problem...Ch. 9 - The preinduction physical examination given by the...Ch. 9 - Samuel Smith's company wants to establish an...Ch. 9 - As the Cottrell Bicycle Co. of St. Louis completes...Ch. 9 - Prob. 1CSCh. 9 - Prob. 2CSCh. 9 - Prob. 3CSCh. 9 - Prob. 4CSCh. 9 - Prob. 1.1VCCh. 9 - Prob. 1.2VCCh. 9 - Prob. 1.3VCCh. 9 - Prob. 1.4VCCh. 9 - Prob. 1.5VCCh. 9 - Prob. 1.6VCCh. 9 - Prob. 2.1VCCh. 9 - Prob. 2.2VCCh. 9 - Prob. 2.3VC
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