Question: 4. A service has four major components required for completion and delivery to the consumer. The component reliabilities are, 0.90, 0.94, 0.95, and 0.98. All

4. A service has four major components required for completion and delivery to the consumer. The component reliabilities are, 0.90, 0.94, 0.95, and 0.98. All four components must be performed for the service to take place. a. What is the reliability of the current service offering? b. The boss wants to improve reliability by providing a backup. Because he/she is cheap, they have informed you that they will only backup one of the four components with an identical part. (The backup will have the same reliability as the component it is replacing). Which component should get the backup to achieve the highest reliability? c. If one backup that has a reliability of 0.93 can be added to any of the main components, which one should get it to achieve the highest overall reliability

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