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CRE · Question #246
CRE Question #246: Real Exam Question with Answer & Explanation
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Question
A system has components connected in active parallel. At least n - 1 of the components must operate for the system to function properly. Suppose the time to failure of each component has an exponential distribution with the same failure rate . The mean time to failure of this system is:
Options
- A(2n - 1)/n(n - 1) .
- B1/(n - 1)
- C2/(n - 1)
- D(n - 1)/n 2
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