The serial number

Level of importance

1

The I and j elements are equally important

1

2

The I element is slightly more important than the j element

3

3

The I element is significantly more important than the j element

5

4

The I element is more important than the j element

7

5

The I element is slightly less important than the j element

1/3

6

The I element is obviously less important than the j element

1/5

7

It doesn’t matter that the I element is stronger than the j element

1/7