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M -set statistics ( System reliability # parallel components # series components #

A system consists of 4 components 3 of which form a parallel subsystem connected in series with the 4th components. the components work independently of each other.
if the reliability of each component is 0.8 , then the system reliability is :
(A) 0.8381
(B) 0.7132
(C) 0.4096
(D) 0.7936

Видео M -set statistics ( System reliability # parallel components # series components # канала Statistics-Mathematical knowledge
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