ASQ
CRE · Question #112
CRE Question #112: Real Exam Question with Answer & Explanation
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Question
A company has produced a new module. The failure data on 40 returns are shown below. If the time to failure follows a normal distribution, what is the probability that time to failure exceeds 20 hours ?
Options
- A0.028
- B0.050
- C0.950
- D0.972
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