Operations Management
13th Edition
ISBN: 9780136860419
Author: Lee Krajewski
Publisher: Pearson Education
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Textbook Question
Chapter 9, Problem 23P
Samuel Smith's company wants to establish an assembly line to manufacture its new product, the iStar phone. Samuel’s goal is to produce 60 iStars per hour. Tasks, task times, and immediate predecessors are as follows:
- a. What is the theoretical minimum for the number of workstations that Samuel can achieve in this assembly line?
- b. Use the most following tasks heuristic to balance an assembly line for the iStar phone.
- c. How many workstations are in your answer to (b)?
- d. What is the efficiency of your answer to (b)?
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9.23 Samuel Smith’s company wants to establish anassembly line to manufacture its new product, the iStar phone.Samuel’s goal is to produce 60 iStars per hour. Tasks, task times,and immediate predecessors are as follows:
What is the theoretical minimum for the number of workstations that Samuel can achieve in this assembly line?b) Use the most following tasks heuristic to balance an assemblyline for the iStar phone.c) How many workstations are in your answer to (b)?d) What is the efficiency of your answer to (b)?
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)
ABCDE
24842
12
14
20
Immediate
Predecessor
A
A
B, C
D
Rosenberg's goal is to produce 170 PDAs per hour.
a) The cycle time for the production of a PDA =
seconds (round your response to two decimal places).
Amelio Rodriguez 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
A
BCDE
Time
(sec)
12
14
Workstation #
1
8
5
20
Amelio'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).
Immediate
Predecessor
A
A
B, C
D
b) The theoretical minimum number of workstations that Amelio 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:
Tasks Assigned to Workstation
A
Chapter 9 Solutions
Operations Management
Ch. 9 - Prob. 1EDCh. 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. 10DQCh. 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 - Six processes are to be laid out in six areas...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 - Prob. 8PCh. 9 - Prob. 9PCh. 9 - Prob. 25PCh. 9 - Prob. 26PCh. 9 - Prob. 27PCh. 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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