Table 3 Pair wise comparison scale for AHP preference

Extremely preferred, desired, or important

9

Very strongly preferred, desired or important

8

Strongly preferred, desired or important

7

Moderately preferred, desired or important

6

Sufficiently preferred, desired or important

5

Preferred, desired or important

4

Slightly preferred, desired or important

3

Hardly preferred, desired or important

2

Equally preferred, desired or important

1