"An electronic assembly consists of two subsystems,  say, A and B. From previous testing procedures,
Channel: Doubtnut
Date: 2019-12-27

"An electronic assembly consists of two subsystems,
 say, A and B. From previous testing procedures, the following probabilities
 are assumed to be known:
P(A fails) = 0.2
P(B fails alone) = 0.15
P(A and B fail) = 0.15
Evaluate the following probabilit"

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