Parameters | SRS sampling | HH estimator | HT estimator | PHH estimator | PHT estimator |
Overall | 523.2 | 307.629 | 339.2 | 307.629 | 344.007 |
Mean | 1.308 | 0.769 | 0.848 | 0.769 | 0.86 |
Variance | 9.751 | 0.262 | −0.023 | 43392.5 | 3826.565 |