ASQ
CQE · Question #99
A process is in control with a defect rate of 0.2%. A sampling plans calls for 30 items to be selected at random, and for the process to be shut down and corrected if any defects are found. How…
The correct answer is B. 5.83% of the time. See the full explanation below for the reasoning.
Statistical Tools and Techniques
Question
A process is in control with a defect rate of 0.2%. A sampling plans calls for 30 items to be selected at random, and for the process to be shut down and corrected if any defects are found. How often will the process be shut down without a change in the defect rate?
Options
- A1.22% of the time
- B5.83% of the time
- C3.91% of the time
- DNone of the above
How the community answered
(55 responses)- A15% (8)
- B73% (40)
- C9% (5)
- D4% (2)
Topics
#acceptance sampling#binomial probability#sampling plan#defect rate
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