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Over Several Days, 25 Samples of 100 Items Each Were p‾\overline{p}

Question 21

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Over several days, 25 samples of 100 items each were tested for electrical resistance.A total of 60 items failed.Determine p‾\overline{p} and the control limits for a p chart.

Correct Answer:

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p-bar = 60/(25 blured image 100) = 0.024
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