Essay
A high-paced discount store in Los Angeles has noticed that checking errors have increased recently.They plan to use control charts with three standard deviation control limits to monitor the process.They decided to take a sample of 100 transactions over each of 10 days.The number of transactions in error for each day was 5, 7, 6, 5, 6, 4, 6, 3, 10, and 8.
a.What is the center line for the p chart?
b.What is the upper control limit for the p chart?
c.What is the lower control limit for the p chart?
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a.Center line = observed overall proport...View Answer
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