Open Access
Table 6
ANOVA results of the models for Y1′, Y′2 and Y3′.
| Source | Degrees of freedom | Sum of squares of deviation from average | Mean square | F-value | P-value | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Y1′ | Y2′ | Y3′ | Y1′ | Y2′ | Y3′ | Y1′ | Y2′ | Y3′ | Y1′ | Y2′ | Y3′ | ||
| Model | 9 | 3552.16 | 236929 | 362145 | 26325 | 26325 | 40238 | 41.27 | 41.27 | 0.68 | 0.000 | 0.000 | 0.0000 |
| Linear | 3 | 2408.83 | 19840 | 29971 | 62481 | 62481 | 9990 | 97.96 | 97.76 | 1.13 | 0.000 | 0.000 | 0.0000 |
| Square | 3 | 1091.14 | 195189 | 306245 | 65063 | 65063 | 102081 | 102.01 | 102.01 | 2.03 | 0.000 | 0.000 | 0.0000 |
| Interaction | 3 | 52.20 | 20875 | 22894 | 7300 | 6958 | 7631 | 11.45 | 10.92 | 0.22 | 0.001 | 0.025 | 0.0382 |
| Residuals | 8 | 13035.26 | 6843 | 568352 | 1629.41 | 855 | 71044 | 13.06 | |||||
| Lack of fit | 7 | 10832.71 | 6837 | 567103 | 1547.53 | 977 | 81015 | 2.87 | 3.24 | 13.06 | 0.206 | 0.627 | 0.561 |
| R2 | Y1′ | 85.52% | R2Adj | Y1′ | 83.67% | Analog signal-to-noise ratio | Y1′ | 26.45 | |||||
| Y2′ | 97.38% | Y2′ | 89.46% | Y2′ | 13.02 | ||||||||
| Y3′ | 91.27% | Y3′ | 85.04% | Y3′ | 12.61 | ||||||||
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