n r | n M | \( {\text{E}}\left[ {{\text{v}}\left( {\hat{q}_{\text{c}} } \right)/{\text{v}}\left( {q_{\text{c}} } \right)} \right] \) | \( {\text{E}}\left[ {{\text{v}}\left( {\hat{q}_{\text{c}} } \right)} \right]/{\text{E}}\left[ {{\text{v}}\left( {q_{\text{c}} } \right)} \right] \) |
500 | 1000 | 0.403 | 0.401 |
1000 | 1000 | 0.726 | 0.725 |
1500 | 1000 | 1.010 | 1.008 |
2000 | 1000 | 1.212 | 1.212 |
500 | 1500 | 0.270 | 0.269 |
1000 | 1500 | 0.535 | 0.534 |
1500 | 1500 | 0.753 | 0.753 |
2000 | 1500 | 0.944 | 0.944 |
500 | 2000 | 0.213 | 0.213 |
1000 | 2000 | 0.414 | 0.413 |
1500 | 2000 | 0.597 | 0.597 |
2000 | 2000 | 0.760 | 0.759 |
500 | 2500 | 0.175 | 0.175 |
1000 | 2500 | 0.349 | 0.348 |
1500 | 2500 | 0.515 | 0.514 |
2000 | 2500 | 0.670 | 0.669 |