Open Access
Table 4
ANOVA of bottom surface roughness.
| Source | SS | df | MS | F | p-value |
|---|---|---|---|---|---|
| Block | 0.7582 | 4 | 0.1896 | 0.1071 | 0.98 |
| Model | 145.66 | 5 | 29.13 | 9.64 | <0.0001 |
| A-Bed Temperature | 2.74 | 1 | 2.74 | 0.9049 | 0.3447 |
| B-Printing Speed | 20.19 | 1 | 20.19 | 6.68 | 0.0118 |
| C-Layer Thickness | 42.72 | 1 | 42.72 | 14.13 | 0.0003 |
| AB | 13.25 | 1 | 13.25 | 4.38 | 0.0399 |
| B2 | 66.76 | 1 | 66.76 | 22.09 | <0.0001 |
| Residual | 211.59 | 70 | 3.02 | ||
| Lack of Fit | 185.09 | 55 | 3.37 | 1.91 | 0.0844 |
| Pure Error | 26.5 | 15 | 1.77 | ||
| Cor Total | 358.01 | 79 |
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