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Statistics of the modeling and validation sets.
| Data set | Sample size | Maximum | Minimum | Mean | Standard deviation | Coefficient of variation |
|---|---|---|---|---|---|---|
| Total set | 360 | 6.36 | 0.505 | 3.48 | 1.54 | 44.3 |
| Modeling set | 300 | 6.36 | 0.519 | 3.69 | 1.56 | 46.2 |
| Validation set | 60 | 6.16 | 0.505 | 3.37 | 1.49 | 40.5 |
