Essay
Nancy,Inc.manufactures 4 ounce chocolate bars.Random samples of size four were taken and weighed.Eight hours of observation provided the following data.
a.Determine the 3 sigma upper and lower control limits for the x-bar chart.
b.Determine the 3 sigma upper and lower control limits for the R-chart.
Correct Answer:
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a.UCL = 4.09704
LCL ...View Answer
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Correct Answer:
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LCL ...
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