Question: 1. Consider the same service with four components and reliabilities of 0.89, 0.73, 0.92, and 0.99. The boss wants to improve reliability by providing a

1. Consider the same service with four components and reliabilities of 0.89, 0.73, 0.92, and 0.99. 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 for the service?

Group of answer choices

The component with reliability 0.99.

The component with reliability 0.89.

The component with reliability 0.73.

The component with reliability 0.92.

1b.

Following the previous question, what is the resulting reliability for the service?

Group of answer choices

0.912

0.657

0.845

0.752

1c.

Following the previous question, what if there is a switch with reliability of 0.9 for the backup, what is the resulting reliability for the service?

Group of answer choices

0.814

0.904

0.736

0.678

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