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CSSBB · Question #76
CSSBB Question #76: Real Exam Question with Answer & Explanation
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Question
An x-bar and R chart has four part measurements per sample The control limits on the averages chart are 2.996 and 3.256. Assume the process data form a normal distribution.What is the probability that the next plotted point falls outside the control limits?
Options
- A0.00135
- B0.0027
- C0.0054
- Dnone of the above
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