Variable name | Variable value | Sample size | Mean | Standard deviation | Variance test | Welch's variance test |
---|---|---|---|---|---|---|
Fractal dimension | Combination 1 | 72 | 1.796 | 0.020 | F = 22.108 P = 0.000*** | F = 30.475 P = 0.000*** |
Combination 2 | 43 | 1.813 | 0.015 | |||
Combination 3 | 102 | 1.794 | 0.015 | |||
Combination 4 | 28 | 1.791 | 0.014 | |||
Combination 5 | 66 | 1.794 | 0.018 | |||
Total | 311 | 1.797 | 0.018 |