Optimization of Surface Roughness in Drilling Medium-Density Fiberboard with a Parallel Robot

Table 3

Full factorial design with orthogonal array of Taguchi L₁₈ (2¹ × 3²).

Experiment no.	Factor A	Factor B	Factor C
1	1	1	1
2	1	1	2
3	1	1	3
4	1	2	1
5	1	2	2
6	1	2	3
7	1	3	1
8	1	3	2
9	1	3	3
10	2	1	1
11	2	1	2
12	2	1	3
13	2	2	1
14	2	2	2
15	2	2	3
16	2	3	1
17	2	3	2
18	2	3	3