important can be ignored from further consideration to reduce the number of parameters. Let us call
this vector:
W: < w
1
, w
2
, w
3
, ... , w
n
>,
where w
i
is the relative importance or weight of parameter i.
Expert Choice is available as trial version that one can download and run a Level 3 hierarchy with
three participants. This software also checks for consistency of the responses. A response will be incon-
sistent if a respondent says, A is three times more important than B, B is two times more important than
C and C is three times more important than A where A, B and C are the parameters being compared.
Such responses ...
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