| Frequency Table (Histogram) | |||||
| Bins | Midpoint | Abs. Frequency | Rel. Frequency | Cumul. Rel. Freq. | Density |
| [6.8,7[ | 6.9 | 21 | 0.35 | 0.35 | 1.75 |
| [7,7.2[ | 7.1 | 13 | 0.216667 | 0.566667 | 1.083333 |
| [7.2,7.4[ | 7.3 | 9 | 0.15 | 0.716667 | 0.75 |
| [7.4,7.6[ | 7.5 | 1 | 0.016667 | 0.733333 | 0.083333 |
| [7.6,7.8[ | 7.7 | 1 | 0.016667 | 0.75 | 0.083333 |
| [7.8,8[ | 7.9 | 6 | 0.1 | 0.85 | 0.5 |
| [8,8.2] | 8.1 | 9 | 0.15 | 1 | 0.75 |
