Table 2 Marking criteria of each level of the goal tree
Marks | Relative importance | Interpretation |
|---|---|---|
1 | Equal importance | The two contribute the same to the goal. |
3 | Slight importance | One is slightly more important than the other based on experience. |
5 | Basic importance | One is more important than the other based on experience. |
7 | Strong importance | One is strongly more important than the other, and it is proved in practice. |
9 | Absolute importance | One is absolutely more important than the other. |
(2,4,6,8) | The median of two adjacent levels | Adopted for compromising. |