| Frequency Table (Histogram) | |||||
| Bins | Midpoint | Abs. Frequency | Rel. Frequency | Cumul. Rel. Freq. | Density |
| [6.8,7[ | 6.9 | 6 | 0.083333 | 0.083333 | 0.416667 |
| [7,7.2[ | 7.1 | 12 | 0.166667 | 0.25 | 0.833333 |
| [7.2,7.4[ | 7.3 | 12 | 0.166667 | 0.416667 | 0.833333 |
| [7.4,7.6[ | 7.5 | 2 | 0.027778 | 0.444444 | 0.138889 |
| [7.6,7.8[ | 7.7 | 4 | 0.055556 | 0.5 | 0.277778 |
| [7.8,8[ | 7.9 | 8 | 0.111111 | 0.611111 | 0.555556 |
| [8,8.2[ | 8.1 | 11 | 0.152778 | 0.763889 | 0.763889 |
| [8.2,8.4[ | 8.3 | 4 | 0.055556 | 0.819444 | 0.277778 |
| [8.4,8.6] | 8.5 | 13 | 0.180556 | 1 | 0.902778 |
