| Frequency Table (Histogram) | |||||
| Bins | Midpoint | Abs. Frequency | Rel. Frequency | Cumul. Rel. Freq. | Density |
| [-2,-1[ | -1.5 | 3 | 0.035714 | 0.035714 | 0.035714 |
| [-1,0[ | -0.5 | 10 | 0.119048 | 0.154762 | 0.119048 |
| [0,1[ | 0.5 | 22 | 0.261905 | 0.416667 | 0.261905 |
| [1,2[ | 1.5 | 16 | 0.190476 | 0.607143 | 0.190476 |
| [2,3[ | 2.5 | 15 | 0.178571 | 0.785714 | 0.178571 |
| [3,4] | 3.5 | 18 | 0.214286 | 1 | 0.214286 |
