Small boxes of NutraFlakes cereal are labeled net weight 10 ounces. Each hour, random samples of size
Question:
Small boxes of NutraFlakes cereal are labeled "net weight 10 ounces." Each hour, random samples of size boxes are weighed to check process control.
Five hours of observations yielded the following:
Using these data, construct limits for - and R-Charts. Is the process in control? What other steps should the QC department follow at thispoint?
Transcribed Image Text:
WEIGHT TIME BOX1 BOX 2 BOX 3 BOX 4 9.8 10.1 9.9 9.7 9.7 10.4 10.2 10.5 9.8 10.1 10.3 9.8 10.1 10.2 9.9 9 A.M. 9.9 9.9 10.3 10.3 9.9 10 A.M Noon P.M.
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n 4 From Table 162 A 2 0729 D 4 2282 D 3 00 1004 0729 052 1042 1004 0729 0...View the full answer
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Related Book For
Quantitative Analysis for Management
ISBN: 978-0132149112
11th Edition
Authors: Barry render, Ralph m. stair, Michael e. Hanna
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