| Estimation Results of Bootstrap | |||||
| statistic | Q1 | Estimate | Q3 | S.D. | IQR |
| mean | 8.2975 | 8.492 | 8.642 | 0.25772 | 0.3445 |
| median | 7.95 | 8.05 | 8.2 | 0.26141 | 0.25 |
| midrange | 9.35 | 9.35 | 9.55 | 0.25115 | 0.2 |
| mode | 6.9 | 7.2 | 8.5 | 1.4641 | 1.6 |
| mode k.dens | 7.3223 | 7.5221 | 7.8267 | 0.4063 | 0.50438 |
