Homework 1

1. A jet engine has 11 components in series. The average reliability of each component is 0.988. What is the reliability of the engine? (Round your answer to 5 decimal places, e.g. 5.25132.)

2. An engine system consists of 3 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 0.988. (Round answer to 4 decimal places, e.g. 15.2512.)

3. A University Web server has 7 main components, each with the same reliability. All 7 components must work for the server to function as intended. If the University wants to have a 87 percent reliability, what must be the reliability of each of the components? (Round answer to 4 decimal places, e.g. 15.2512.) 

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