ASQ
CRE · Question #85
Given mean-time-to-failure of 200 hours for each of two components, what is the probability of system failure if both components operate in parallel for one hour?
The correct answer is D. P = 0.000025. See the full explanation below for the reasoning.
Question
Given mean-time-to-failure of 200 hours for each of two components, what is the probability of system failure if both components operate in parallel for one hour?
Options
- AP = 0.010
- BP = 0.005
- CP = 0.001
- DP = 0.000025
How the community answered
(35 responses)- A6% (2)
- B11% (4)
- C3% (1)
- D80% (28)
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