Saaty numerical scale
| Numerical rate | Definition |
|---|---|
| 1 | Equal importance |
| 3 | Weak importance of one over another |
| 5 | Essential or strong importance |
| 7 | Very strong importance |
| 9 | Extreme importance |
| 2, 4, 6, 8 | Intermediate values between two judgments |
| Reciprocals of above | If activity i has one of the above nonzero numbers assigned to it when compared with activity j, then j has the reciprocal value when compared with i |
| Numerical rate | Definition |
|---|---|
| 1 | Equal importance |
| 3 | Weak importance of one over another |
| 5 | Essential or strong importance |
| 7 | Very strong importance |
| 9 | Extreme importance |
| 2, 4, 6, 8 | Intermediate values between two judgments |
| Reciprocals of above | If activity i has one of the above nonzero numbers assigned to it when compared with activity j, then j has the reciprocal value when compared with i |
Source(s): (Saaty, 1980)
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