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A quality analyst wants to examine a packaging process that has an overall average weight of 981 lb. The average range is 14 Ib. If
A quality analyst wants to examine a packaging process that has an overall average weight of 981 lb. The average range is 14 Ib. If she uses a sample size of 12, calculate UCL for the R-chart with 3-sigma limit (i.e., with confidence level 99.73%). Note: 1- Only round your final answer. Round and enter your final answer with 2 decimal places
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