| Estimation Results of Bootstrap | |||||
| statistic | Q1 | Estimate | Q3 | S.D. | IQR |
| mean | 4.31865740740741 | 4.37081481481481 | 4.42218209876543 | 0.0744063293713265 | 0.103524691358025 |
| median | 4.205 | 4.3 | 4.42475 | 0.134190458616377 | 0.21975 |
| midrange | 4.45975 | 4.5785 | 4.5785 | 0.104413424736985 | 0.11875 |
