| Frequency Table (Histogram) | |||||
| Bins | Midpoint | Abs. Frequency | Rel. Frequency | Cumul. Rel. Freq. | Density |
| [6.8,7[ | 6.9 | 21 | 0.21875 | 0.21875 | 1.09375 |
| [7,7.2[ | 7.1 | 7 | 0.072917 | 0.291667 | 0.364583 |
| [7.2,7.4[ | 7.3 | 6 | 0.0625 | 0.354167 | 0.3125 |
| [7.4,7.6[ | 7.5 | 5 | 0.052083 | 0.40625 | 0.260417 |
| [7.6,7.8[ | 7.7 | 12 | 0.125 | 0.53125 | 0.625 |
| [7.8,8[ | 7.9 | 11 | 0.114583 | 0.645833 | 0.572917 |
| [8,8.2[ | 8.1 | 3 | 0.03125 | 0.677083 | 0.15625 |
| [8.2,8.4[ | 8.3 | 25 | 0.260417 | 0.9375 | 1.302083 |
| [8.4,8.6[ | 8.5 | 0 | 0 | 0.9375 | 0 |
| [8.6,8.8[ | 8.7 | 1 | 0.010417 | 0.947917 | 0.052083 |
| [8.8,9[ | 8.9 | 3 | 0.03125 | 0.979167 | 0.15625 |
| [9,9.2] | 9.1 | 2 | 0.020833 | 1 | 0.104167 |
