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What is mean time between failures for this part of robot

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Reference no: EM131469793

Question: A subassembly in an industrial robot consists of 12 components in series, each of which fails completely at random at a rate of once every 50 years.

a. What is the mean time between failures for this part of the robot?

b. What is the probability that this subassembly does not fail within eight years of operation?

Reference no: EM131469793

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