ASQ
CQE · Question #91
CQE Question #91: Real Exam Question with Answer & Explanation
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Question
An electronics firm was experiencing high rejections in their multiple connector manufacturing departments. "p" charts were introduced as part of a program to reduce defectives. Control limits were based on prior history, using the formula: P' is the historical value of percent defective and n is the number of pieces inspected each week. After six weeks, the following record was accumulated 1,000 pieces were inspected each week in each department. Which department(s) exhibited a point or points out of control during this period (round off calculations to nearest tenth of a percentage point)?
Options
- ADepartment 104.
- BDepartment 105.
- CDepartment 106.
- DAll of the department.
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