Question: please show all work and use excel or other graphs if needed ty! You want to develop an R-chart. You know the average range is

please show all work and use excel or other graphs if needed ty!
please show all work and use excel or other graphs if needed

You want to develop an R-chart. You know the average range is 12 based on 8 samples of size 6. What is the resulting lower control limit (LCL)? Size of Sample (n) Factor for UCL and LCL for X-Charts (A2) Factor for LCL for R-Charts (0) Factor for UCL for R-Charts (0) 2 CONAN 4 5 6 1.880 1.023 0.729 0.577 0.483 0.419 0.373 0.337 0.308 0 0 0 0 0 0.076 0.136 0.184 0.223 3.267 2.575 2.282 2.115 2004 1.924 1.864 1.816 1.777 7 8 9 10

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