Table 3: Statistics of scale of fluctuation (SOF) for different layers, different off trend, SOF mean for all CPTs.

Item Trend type Thickness (m) SNE SOM SQE CSE μSOF σSOF COVSOF% Min Max Range
1 Linear trend 8 0.60 0.66 0.56 0.68 0.62 0.06 9.18 0.56 0.68 0.12
2 Second degree 8 0.51 0.57 0.50 0.59 0.54 0.05 9.49 0.49 0.60 0.11
3 Third degree polynomial 8 0.43 0.49 0.43 0.51 0.46 0.04 9.65 0.42 0.51 0.09
4 Linear trend 12 0.70 0.70 0.64 0.68 0.68 0.06 9.68 0.60 0.74 0.15
5 Second degree 12 0.51 0.54 0.47 0.54 0.51 0.04 8.56 0.46 0.55 0.09
6 Third degree polynomial 12 0.39 0.42 0.38 0.42 0.40 0.03 8.21 0.37 0.43 0.06
7 Linear trend 20 2.57 2.78 2.65 2.86 2.72 0.21 7.90 2.51 2.97 0.46
8 Second degree 20 1.29 1.37 1.26 1.40 1.33 0.09 7.23 1.23 1.42 0.20
9 Third degree polynomial 20 1.12 1.18 1.10 1.19 1.15 0.07 6.68 1.06 1.22 0.16