Nine-point preference scale according to Saaty's
| Saaty's scale | Reciprocal | Compare criteria/sub-criteria of “i” and “j” |
|---|---|---|
| 1 | 1 | Equally significant |
| 3 | 1/3 | Weakly significant |
| 5 | 1/5 | Strongly significant |
| 7 | 1/7 | Very strongly significant |
| 9 | 1/9 | Extremely significant |
| 2,4,6,8 | 1/2, 1/4, 1/6, 1/8 | Intermediate value between adjacent |
| Saaty's scale | Reciprocal | Compare criteria/sub-criteria of “ |
|---|---|---|
| 1 | Equally significant | |
| 3 | Weakly significant | |
| 5 | Strongly significant | |
| 7 | Very strongly significant | |
| 9 | Extremely significant | |
| 2,4,6,8 | Intermediate value between adjacent |
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