Question: During every sample period, 3 observations are recorded. The overall mean for the process is 10.2 and the average range is 7.1. Given the table

During every sample period, 3 observations are
During every sample period, 3 observations are recorded. The overall mean for the process is 10.2 and the average range is 7.1. Given the table of contro chart factors, compute the lower control limit for the 3-sigma X- bar chart. Round your answer to one decimal place, if applicable. Subgroup A2 D3 D d2 Size (n) 2 1.880 3.267 1.128 3 1.023 2.574 1.693 4 0.729 2.282 2.059 5 5 0.577 2.114 22326 6 0.483 2.004 2.534 1.924 2.704 7 0.076 0.419 0.373 8 0.136 1864 2.847 0.337 2970 0.184 1816 3:07 10 02308 1.773 0.22

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