Open Access
Table 8
ANOVA of top surface roughness.
| Source | SS | df | MS | F | p-value |
|---|---|---|---|---|---|
| Block | 0.2171 | 4 | 0.0543 | 0.0703 | 0.99 |
| Model | 388.01 | 7 | 55.43 | 40.88 | <0.0001 |
| A-Bed temperature | 48.84 | 1 | 48.84 | 36.02 | <0.0001 |
| B-Printing speed | 5.03 | 1 | 5.03 | 3.71 | 0.0582 |
| C-Layer thickness | 147.19 | 1 | 147.19 | 108.55 | <0.0001 |
| AC | 6.58 | 1 | 6.58 | 4.85 | 0.031 |
| BC | 27.19 | 1 | 27.19 | 20.05 | <0.0001 |
| A2 | 88.16 | 1 | 88.16 | 65.02 | <0.0001 |
| B2 | 65.02 | 1 | 65.02 | 47.95 | <0.0001 |
| Residual | 92.2 | 68 | 1.36 | ||
| Lack of fit | 80.62 | 53 | 1.52 | 1.97 | 0.0745 |
| Pure error | 11.58 | 15 | 0.7722 | ||
| Cor total | 480.43 | 79 |
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