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For the data shown below, prepare a R-chart. Note that the sample size is three. Record the values for the UCL, center line, and LCL. In addition, note any points that are out of control.
Sample
Mean
Range
1
10.47
3.26
6
8.59
2.22
2
10.74
6.09
7
10.27
2.03
3
11.24
2.39
8
8.92
3.35
4
9.14
2.84
9
11.34
.18
5
9.37
3.74
10
8.40
1.47
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Basic Statistics problem
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