If X =2.0144, R=.0972 and 25 subgroups of size 5,
a. Find the UCL and LCL for the X Chart.
B. Find the UCL and LCL for the R- chart.
2. If X= 5.2, R = .3 and n=4, and if specifications are (4.6, 5.8) is the process capable?
The expert examines process improvements for UCL and LCL charts.
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