自变量 | X1 | X2 | X3 | X4 | X5 | X6 | X7 |
X1 | 1.000 | 0.887 | 0.884 | 0.983 | 0.952 | 0.925 | 0.904 |
X2 | 0.887 | 1.000 | 0.706 | 0.853 | 0.781 | 0.930 | 0.738 |
X3 | 0.884 | 0.706 | 1.000 | 0.895 | 0.979 | 0.742 | 0.996 |
X4 | 0.983 | 0.853 | 0.895 | 1.000 | 0.953 | 0.891 | 0.904 |
X5 | 0.952 | 0.781 | 0.979 | 0.953 | 1.000 | 0.814 | 0.986 |
X6 | 0.925 | 0.930 | 0.742 | 0.891 | 0.814 | 1.000 | 0.770 |
X7 | 0.904 | 0.738 | 0.996 | 0.904 | 0.986 | 0.770 | 1.000 |