Table 6.

Ranking of seven alternatives using VIKOR technique

Alternatives			Sa		Rank	Ra	Rank	Qa	Rank
A1	University students		0.3915		2	0.1473	2	0.2357	2
A2	Computer professionals		0.2555		1	0.0995	1	0.0000	1
A3	Computer operators		0.5233		4	0.2209	3	0.5190	4
A4	University faculty		0.4951		3	0.2209	3	0.4901	3
A5	University staff		0.7145		6	0.2488	6	0.7716	6
A6	School teachers		0.6958		5	0.2209	3	0.6963	5
A7	School students		0.7422		7	0.3484	7	1.0000	7
S*			0.2555			R*	0.0995
S−			0.7422			R−	0.3484