A Rough VIKOR-Based QFD for Prioritizing Design Attributes of Product-Related Service

Table 4

The rough decision matrix of PAs.

	CN1	CN2	CN3	CN4	CN5	CN6
PA1	[0.48, 0.69]	[0.89, 1.00]	[0.22, 0.39]	[0.63, 0.75]	[0.00, 0.00]	[0.74, 1.00]
PA2	[0.11, 0.11]	[0.00, 0.00]	[0.00, 0.00]	[0.00, 0.00]	[0.65, 0.83]	[0.00, 0.00]
PA3	[0.63, 0.74]	[0.23, 0.41]	[0.16, 0.35]	[0.32, 0.62]	[0.00, 0.00]	[0.00, 0.00]
PA4	[0.92, 1.00]	[0.84, 0.95]	[0.63, 0.74]	[0.69, 1.00]	[0.00, 0.00]	[0.64, 0.95]
PA5	[0.46, 0.55]	[0.12, 0.17]	[0.46, 0.62]	[0.47, 0.55]	[0.74, 1.00]	[0.27, 0.45]
PA6	[0.13, 0.23]	[0.00, 0.00]	[1.00, 1.00]	[0.18, 0.31]	[0.00, 0.00]	[0.37, 0.73]
PA7	[0.12, 0.17]	[0.14, 0.23]	[0.12, 0.17]	[0.16, 0.23]	[0.00, 0.00]	[0.27, 0.45]