| 产品 | 商店 | Q | Pr | Pm |
| Oishi | 1 | –15.808 (0.001) | –16.801 (0.001) | –18.231 (0.001) |
| Lay’s | 1 | –15.817 (0.001) | –15.547 (0.001) | –18.645 (0.001) |
| Oishi | 15 | –11.909 (0.001) | –1.631 (0.097) | –2.658 (0.008) |
| Lay’s | 15 | –15.434 (0.001) | –15.396 (0.001) | –17.662 (0.001) |
| Oishi | 21 | –12.116 (0.001) | –1.808 (0.067) | –2.699 (0.007) |
| Lay’s | 21 | –15.796 (0.001) | –15.619 (0.001) | –17.140 (0.001) |