Table 3

Linguistic scale for weights of the criteria

S. no.Linguistic termFuzzy triangular number
1Very less important (VLI)(Value range “0.00, 0.00, 0.25”)
2Less important (LI)(Value range “0.00, 0.25, 0.50”)
3Important (I)(Value range “0.25, 0.50, 0.75”)
4Very important (VI)(Value range “0.50, 0.75, 1.00”)
5Extremely important (EI)(Value range “0.75, 1.00, 1.00”)

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