When you compare pairs of elements based on multiple criteria,
you can view charts that contain priorities for the elements according
to certain criteria. By default, all of the criteria are equally important.
However, if you consider one criterion to be more important than another,
you can prioritize the criteria.
About this task
In this diagram, all criteria have the same importance,
which is the case when compare pairs of elements based on multiple
criteria. 
In this example, the criteria are assigned priorities.
To assign priorities
to the criteria:
Procedure
- To compare pairs of criteria, complete the steps in Comparing
criteria in pairs. To use estimates to compare criteria, complete
the steps in “Specifying the estimates for criteria.
- Complete the steps in the Comparing elements by multiple
criteria section of Comparing pairs of elements.