Question: A service has four major components required for completion and delivery to the customer. The component reliabilities are, 0.91, 0.92, 0.96, and 0.99. All four

A service has four major components required for completion and delivery to the customer. The component reliabilities are, 0.91, 0.92, 0.96, and 0.99. 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. Due to financial constraints, only one of the four components will receive an identical backup. Which component should get the backup to achieve the highest reliability? c) What is the resulting reliability? d) What if there is a switch with a reliability of 0.85?

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