| Frequency Table (Histogram) | |||||
| Bins | Midpoint | Abs. Frequency | Rel. Frequency | Cumul. Rel. Freq. | Density |
| [-30,-20[ | -25 | 7 | 0.083333 | 0.083333 | 0.008333 |
| [-20,-10[ | -15 | 26 | 0.309524 | 0.392857 | 0.030952 |
| [-10,0[ | -5 | 42 | 0.5 | 0.892857 | 0.05 |
| [0,10] | 5 | 9 | 0.107143 | 1 | 0.010714 |
| Frequency Table (Histogram) | |||||
| Bins | Midpoint | Abs. Frequency | Rel. Frequency | Cumul. Rel. Freq. | Density |
| [-30,-20[ | -25 | 7 | 0.083333 | 0.083333 | 0.008333 |
| [-20,-10[ | -15 | 26 | 0.309524 | 0.392857 | 0.030952 |
| [-10,0[ | -5 | 42 | 0.5 | 0.892857 | 0.05 |
| [0,10] | 5 | 9 | 0.107143 | 1 | 0.010714 |