| Frequency Table (Histogram) | |||||
| Bins | Midpoint | Abs. Frequency | Rel. Frequency | Cumul. Rel. Freq. | Density |
| [6.8,7[ | 6.9 | 21 | 0.247059 | 0.247059 | 1.235294 |
| [7,7.2[ | 7.1 | 7 | 0.082353 | 0.329412 | 0.411765 |
| [7.2,7.4[ | 7.3 | 6 | 0.070588 | 0.4 | 0.352941 |
| [7.4,7.6[ | 7.5 | 5 | 0.058824 | 0.458824 | 0.294118 |
| [7.6,7.8[ | 7.7 | 12 | 0.141176 | 0.6 | 0.705882 |
| [7.8,8[ | 7.9 | 12 | 0.141176 | 0.741176 | 0.705882 |
| [8,8.2[ | 8.1 | 3 | 0.035294 | 0.776471 | 0.176471 |
| [8.2,8.4] | 8.3 | 19 | 0.223529 | 1 | 1.117647 |
