A Selection Approach for Optimized Problem-Solving Process by Grey Relational Utility Model and Multicriteria Decision Analysis

Table 1

Property of QoS item and action for abnormal situation.

	Performance	Quality	Duration time
Action 𝐴	High	Middle	Slow
Action 𝐵	Low	High	Normal
Action 𝐶	Low	Low	Slow
Action 𝐷	Middle	Low	Quick