Table 14.

Ranking of TOPSIS verification results

Scenarios	EISD	UEI	Difficulty	Close value	Ranking
M–L–H–H	3.584	0.525	0.709	0.9335	1
M–M–H–M	3.513	0.516	0.810	0.5968	2
H–L–H–L	3.596	0.525	0.793	0	3