Statistical Design of Experiments
Statistical Design of Experiments
L
L
8
8
Orthogonal Array
Orthogonal Array
1
2
3
4
5
6
7
1
1
1
1
1
1
1
1
2
1
1
1
2
2
2
2
3
1
2
2
1
1
2
2
4
1
2
2
2
2
1
1
5
2
1
2
1
2
1
2
6
2
1
2
2
1
2
1
7
2
2
1
1
2
2
1
8
2
2
1
2
1
1
2
Col.
Col.
No.
No.
From left to right columns, more changes
From left to right columns, more changes
between levels 1 and 2 required.
between levels 1 and 2 required.
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