Table 2 Weights of criteria and sub-criteria

0.5318

(Safety)

Environment SCR₁

0.1999

0.1063

Personnel SCR₂

0.5373

0.2857

Equipment Safety SCR₃

0.2627

0.1397

0.1654

(Cost)

Hardware cost SCR₄

0.6634

0.1097

Software cost SCR₅

0.0096

0.0016

Personnel training SCR₆

0.327

0.0538

0.1976

(Value Added)

Production loss SCR₇

0.4363

0.0862

Spare part inventories SCR₈

0.3035

0.06

Fault identification SCR₉

0.2602

0.0514

0.1052 (Execution Capability)

Technology SCR₁₀

0.255

0.0262

Human resource SCR₁₁

0.745

0.0784