Size groupa (diameter in cm) | N | Circularity | Aspect ratio | |||
---|---|---|---|---|---|---|
Mean | Std. dev. | Median | 25th percentile | 75th percentile | ||
Smaller than 0.5 cm < 0.5 cmb | 274 | 0.53 | 0.28 | 1.3 | 0.25 | 1.7 |
Smaller than thumb (0.5 ≤ diameter ≤ 2.0 cm) | 3147 | 0.46 | 0.16 | 2.4 | 1.9 | 3.2 |
Larger than thumb, smaller than fist (2.0 < diameter ≤ 10.0 cm) | 1005 | 0.35 | 0.14 | 3.5 | 2.4 | 4.9 |
Larger than fist, smaller than head (10.0 < diameter ≤ 25.0 cm) | 180 | 0.28 | 0.14 | 4.8 | 3.7 | 6.9 |
Larger than head (diameter > 25.0 cm) | 83 | 0.25 | 0.15 | 5.5 | 4.3 | 7.5 |
Total (all holes) | 4689 | 0.43 | 0.18 | 2.6 | 1.9 | 3.7 |