Historically, the Average Proportion of Defective Bars Has Been 0

question 182

Multiple Choice

Historically, the average proportion of defective bars has been 0.015. Samples will be of 100 bars each. Construct a p-chart using z = 3. What is the value of UCL?

• A) less than or equal to 0.050
• B) greater than 0.050 but less than or equal to 0.060
• C) greater than 0.060 but less than or equal to 0.070
• D) greater than 0.070

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World War II

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