Nos. | Satisfaction score | Operating cost | Suggestion | Remark |
---|---|---|---|---|
1 | Higher | Higher | Depend on the decision-maker | It gets higher satisfaction, and the cost may increase within the acceptable amount |
2 | Higher | Unchanged | Recommended | It gets higher satisfaction while spending the same amount of the cost |
3 | Higher | Lower | Recommended | It gets higher satisfaction and can lower the cost |
4 | Unchanged | Higher | Not recommended | There is no change in satisfaction but the cost increases |
5 | Unchanged | Unchanged | Depend on the decision-maker | There is no change in both factors. The decision-maker may consider other factors such as the satisfaction of workers |
6 | Unchanged | Lower | Recommended | There is no change in satisfaction, and it can decrease the cost |
7 | Lower | Higher | Not recommended | It not only decreases the satisfaction, but it also increases the cost |
8 | Lower | Unchanged | Not recommended | It spends the same amount of the cost, and the satisfaction still decreases |
9 | Lower | Lower | Depend on the decision-maker | Due to the cost reduction, the satisfaction score is lower but it is still acceptable |