PRIN.OF OPERATIONS MANAGEMENT-MYOMLAB
11th Edition
ISBN: 9780135226742
Author: HEIZER
Publisher: PEARSON
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Chapter 17, Problem 17P
Summary Introduction
To determine: The reliability of the system.
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A product is composed of a series connection of four components with the following reliabilities. What is the reliability of the system?
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A system has four components in a series. What is the reliability of the system?
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2
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Reliability
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Consider a product with three components in series, with reliabilities of 0.90, 0.80, and 0.99 for components A, B, and C, respectively. Furthermore, component B uses a backup that also has a reliability of 0.80. What is the reliability of the system?
The semiconductor used in the Sullivan Wrist Calculatorhas five circuits, each of which has its own reliability rate.
Component 1 has a reliability of .90; component 2, .95; com-ponent 3, .98; component 4, .90; and component 5, .99. What is
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Chapter 17 Solutions
PRIN.OF OPERATIONS MANAGEMENT-MYOMLAB
Ch. 17 - Prob. 1EDCh. 17 - Prob. 1DQCh. 17 - Prob. 2DQCh. 17 - Prob. 3DQCh. 17 - Prob. 4DQCh. 17 - What is the trade-off between operator-performed...Ch. 17 - Prob. 6DQCh. 17 - Prob. 7DQCh. 17 - Prob. 8DQCh. 17 - Prob. 9DQ
Ch. 17 - Prob. 10DQCh. 17 - Prob. 1PCh. 17 - Prob. 2PCh. 17 - Prob. 3PCh. 17 - Prob. 4PCh. 17 - Prob. 5PCh. 17 - Prob. 6PCh. 17 - Prob. 7PCh. 17 - Prob. 8PCh. 17 - Prob. 9PCh. 17 - What is the reliability of the system shown?Ch. 17 - Prob. 11PCh. 17 - Prob. 12PCh. 17 - Rick Wing, salesperson for Wave Soldering Systems,...Ch. 17 - Prob. 14PCh. 17 - Prob. 15PCh. 17 - Prob. 16PCh. 17 - Prob. 17PCh. 17 - What are the expected number of yearly breakdowns...Ch. 17 - Prob. 19PCh. 17 - Prob. 20PCh. 17 - Prob. 21PCh. 17 - Prob. 22PCh. 17 - Prob. 1VCCh. 17 - Prob. 2VCCh. 17 - Prob. 3VC
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- A university Web server has fi ve main components, each withthe same reliability. All fi ve components must work for the serverto function as intended. If the university wants to have a 95 percentreliability, what must be the reliability of each of the components?arrow_forwardA University Web server has 5 main components, each with the same reliability. All 5 components must work for the server to function as intended. If the University wants to have a 81 percent reliability, what must be the reliability of each of the components?arrow_forwardYou have a system composed of a serial connection of four components with the following reliabilities: What is the reliability of the system?arrow_forward
- Explain why a product or system might have an overall reliability that is low even though it is com- prised of components that have fairly high reliabilities.arrow_forwardWhat is the reliability of a flashlight to work, if the reliability of its components such as battery, bulb, switch and screw cap are 0.75, 0.80, 0.92 and 0.97, respectively? Group of answer choices 0.50 0.52 0.54 0.55arrow_forwardAn engine system consists of 2 main components in a series, all having the same reliability. Determine the level of reliability required for each of the components if the engine is to have a reliability of 0.989. round answer to 4 decimal places.arrow_forward
- 15) Given this three-component system and associated reliabilities What is the system reliability? Group of answer choices a) 0.4772 b) 0.0068 c) 0.5228 d) 0.9225 e) 0.9933arrow_forwardA medical control system has three components in series with individual reliabilities (R1, R2, R3) as shown: R1 R2 R3 0.96 0.95 0.89 The overall reliability of the system = % (enter your response as a percentage rounded to two decimal places).arrow_forwardOne of the solar instruments on a satellite has three major parts, all of which must operate. Two have reliabilities of .7 and the other has a reliability of .9. In case the system fails, there is an identical backup system that kicks on automatically. The overall reliability of the system, including the backup, is closest to:arrow_forward
- As VP for operations at Mendez-Pifiero Engineering,you must decide which product design, A or B, has the higher reliability.B is designed with backup units for components R3 and R4.What is the reliability of each design?arrow_forward0.855 1((1-0.645)x(1-0.800)) = 0.0710 1-0.0710 = 0.929 0.929 0.999 0.855 x 0.929 x 0.999 = 0.7935 Reliability of the system is 0.7935arrow_forwardConsider an expensive part with a reliability of 89.8%. If the part failed is will cost the firm $4200. On each part, a backup can be installed that costs $280. What is the minimum allowable reliability for the backup that would make installing it worthwhile?arrow_forward
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