Question.1326 - A manufacturer of television wall mounts would like to make a chart to monitor the percentage of defective mounting brackets due to problems with drilled holes. These holes may be defective because they are off-center, out of round, or not drilled. Five samples, each of size 100, have been taken from the production process and the discrepancies are as follows: Sample Percentage Defective 1 2.0 2 7.0 3 5.0 4 3.0 5 4.0 Using this information and a 3 standard deviation chart, the upper control limit is
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