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. 2021 Feb 16;28(24):30675–30701. doi: 10.1007/s11356-021-12647-w

Table 9.

Crisp values and ranking of alternatives based on S, R, and Q

Crisp value of R Rank in R Crisp value of S Rank in S Crisp value of Q Rank in Q
S1 0.01 4 0.155 3 0.085 3
S2 0.006 1 0.093 1 0.001 1
S3 0.007 2 0.124 2 0.034 2
S4 0.009 3 0.204 4 0.091 4
S5 0.011 5 0.216 5 0.114 5