Factorial Design
In a 23 Full Factorial experiment to test the effects of cutting speed (A), Feed rate (B) and Hardness (C) on the surface finish. The data in Table 7 shows one observation per each of the 8 combinations. Test for the significance of all possible effects.
Cutting Speed A
|
300RPM |
350R PM |
|
Hardness C |
|
30 |
40 |
30 |
40 |
Feed Rate B |
|
|
|
|
0.002 |
10 |
15 |
8 |
13 |
0.004 |
14 |
16 |
10 |
12 |