变量 | X7 | X8 | X10 | X20 |
X7 | 1.000 | 0.265 | 0.625** | −0.401* |
X8 | 0.265 | 1.000 | 0.536** | −0.486* |
X10 | 0.625** | 0.536** | 1.000 | −0.677** |
X20 | −0.401* | −0.486* | −0.677** | 1.000 |