| Term | Estimate | Std. Error | t-value | p-value |
Central | constant | 0.00008187868 | 0.0001184322 | 0.6913549 | 0.24471 |
QAR(1) | 0.2931358 | 0.0251979805 | 11.6333058 | 0.0000 | |
QAR(2) | 0.1329694 | 0.0227462397 | 5.8457766 | 0.0000 | |
Scale | constant | 0.002646745 | 0.0001448444 | 18.273030 | 0.0000 |
QAR(1) | 0.174948799 | 0.0273538824 | 6.395758 | 0.0000 | |
QAR(2) | 0.067533867 | 0.0231822250 | 2.913175 | 0.0018 |