Question: Draw X and moving range chart from the following data. Show all calculations and interpretation of result. [8] Subgroup Value (X) 1 6 2 6.5
Draw X and moving range chart from the following data. Show all calculations and interpretation of result. [8]
Subgroup Value (X)
1 6
2 6.5
3 8.2
4 7.3
5 9.3
6 6.8
7 7.1
8 8.2
9 9.1
10 7.8
11 7.8
12 9.0
13 8.2
14 8.3
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