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Table VI
Models developed for powders and used for prediction purposes on the Longitudinal-Radial surface spectra of solid samples. N: number of sample. M: mean. SD: standard deviation. SEP: standard error of prediction. RPD: ratio performance to deviation.
| Properties | N | Outliers | Means | SD | SEP | r 2 | RPD |
|---|---|---|---|---|---|---|---|
| Radial shrinkage | 393 | 11 | 3.14 | 0.68 | 0.43 | 0.63 | 1.6 |
| Tangential shrinkage | 393 | 19 | 5.57 | 1.24 | 0.77 | 0.72 | 1.6 |
| Fibre saturation point | 393 | 19 | 20.37 | 1.77 | 0.78 | 0.81 | 2.3 |