| — | Shapiro统计量 | P值 | 正态分布(Yes/No) |
| 联合分布正态性 | 0.4687 | 0.0000 | No |
| X1 | 0.3188 | 0.0000 | No |
| X2 | 0.8408 | 0.0000 | No |
| X3 | 0.9389 | 0.0017 | No |
| X4 | 0.7527 | 0.0000 | No |
| X5 | 0.7295 | 0.0000 | No |
| X6 | 0.9362 | 0.0012 | No |
| X7 | 0.8206 | 0.0000 | No |
| X8 | 0.7297 | 0.0000 | No |
| X9 | 0.8197 | 0.0000 | No |
| X10 | 0.8988 | 0.0000 | No |
| X11 | 0.7817 | 0.0000 | No |
| X12 | 0.7570 | 0.0000 | No |
| X13 | 0.8971 | 0.0000 | No |
| X14 | 0.8772 | 0.0000 | No |
| X15 | 0.8878 | 0.0000 | No |
| X16 | 0.8622 | 0.0000 | No |
| X17 | 0.8424 | 0.0000 | No |
| X18 | 0.9092 | 0.0001 | No |
| X19 | 0.8472 | 0.0000 | No |