Saaty 1–9 scale table
| Serial number | Importance level | Value |
|---|---|---|
| 1 | i and j are equally important | 1 |
| 2 | The i element is slightly more important than the j element | 3 |
| 3 | The i element is obviously more important than the j element | 5 |
| 4 | The i element is more important than the j element | 7 |
| 5 | The i element is extremely important than the j element | 9 |
| 6 | The i element is slightly less important than the j element | 1/3 |
| 7 | The i element is obviously less important than the j element | 1/5 |
| 8 | The i element is less important than the j element | 1/7 |
| 9 | The i element is extremely less important than the j element | 1/9 |
| Serial number | Importance level | Value |
|---|---|---|
| 1 | 1 | |
| 2 | The | 3 |
| 3 | The | 5 |
| 4 | The | 7 |
| 5 | The | 9 |
| 6 | The | 1/3 |
| 7 | The | 1/5 |
| 8 | The | 1/7 |
| 9 | The | 1/9 |
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