Importance | Saaty’s scale | Explanation |
Equally importance | 1 | Two criteria i and j are equally important |
| 2 | (*) |
Moderately importance | 3 | Criterion i is moderately more important than criterion j |
| 4 | (*) |
Strongly importance | 5 | Criterion i is strongly more important than criterion j |
| 6 | (*) |
Very strongly importance | 7 | Criterion i is very strongly more important than criterion j |
| 8 | (*) |
Extremely importance | 9 | Criterion i is extremely more important than criterion j |