Table 6.
1st Mode: analysis of variance.
| 1st Mode | SS | DF | RMS | F-Ratio | P-Value | Contribution (%) | |
|---|---|---|---|---|---|---|---|
| Main factors | A: Thickness | 331.5270 | 1 | 331.5270 | 6938.9300 | <0.0001 | 22.98 |
| B: Foam | 1.1267 | 1 | 1.1267 | 23.5800 | 0.0009 | 0.08 | |
| C: Outer layers | 1092.5400 | 2 | 546.2720 | 11433.5900 | <0.0001 | 75.74 | |
| D: Adhesive | 0.1067 | 1 | 0.1067 | 2.2300 | 0.1693 | 0.01 | |
|
| |||||||
| Interactions | AB | 0.6017 | 1 | 0.6017 | 12.5900 | 0.0062 | 0.04 |
| AC | 16.2233 | 2 | 8.1117 | 169.7800 | <0.0001 | 1.12 | |
| AD | 0.0017 | 1 | 0.0017 | 0.0300 | 0.8560 | 0.00 | |
| BC | 0.0033 | 2 | 0.0017 | 0.0300 | 0.9658 | 0.00 | |
| BD | 0.0017 | 1 | 0.0017 | 0.0300 | 0.8560 | 0.00 | |
| CD | 0.0133 | 2 | 0.0067 | 0.1400 | 0.8716 | 0.00 | |
|
| |||||||
| Error | 0.4300 | 9 | 0.0478 | - | - | 0.03 | |
|
| |||||||
| Corrected Total | 1442.5800 | 23 | - | - | - | - | |