Problem e) 8 Points 28. Suppose project D is added to the projects in Table 17.4 and has been rated for effectiveness as follows: Project D Factors E 80 90 95 85 Speed Range Efficiency Comfort Capacity 95 Loaded mass Maintainability 80 Cost $2.5 B Compute the total weighted effectiveness using the weights in Table 17.4. How does Project D compare to the others in Figure 17.7? 90 Table 17.4 Cost-Effectiveness Data Analysis PROJECT A PROJECT B PROJECT C FACTORS W(WEIGHT %) E WE E WE E WE Speed Range Efficiency Comfort Capacity Loaded mass Maintainability Total WE Cost 10 15 20 15 20 15 5 95 70 75 70 70 90 75 9.5 10.5 15 10.5 14 .135 3.75 76.75 $1.9B 80 80 75 85 90 60 85 8 12 15 12.75 18 9 4.25 79 $2.0B 85 75 85 85 95 70 80 8.5 11.25 17 12.75 19 10.5 4 83 $3.0 B Figure 17.7 Effectiveness versus development cost for eight projects. 100 06 * n X A X k 80 Project effectiveness 70 B h X x E 09 50 1.0 1.5 2.0 2.5 3.0 3.5 Development cost ($ Billion) Problem e) 8 Points 28. Suppose project D is added to the projects in Table 17.4 and has been rated for effectiveness as follows: Project D Factors E 80 90 95 85 Speed Range Efficiency Comfort Capacity 95 Loaded mass Maintainability 80 Cost $2.5 B Compute the total weighted effectiveness using the weights in Table 17.4. How does Project D compare to the others in Figure 17.7? 90 Table 17.4 Cost-Effectiveness Data Analysis PROJECT A PROJECT B PROJECT C FACTORS W(WEIGHT %) E WE E WE E WE Speed Range Efficiency Comfort Capacity Loaded mass Maintainability Total WE Cost 10 15 20 15 20 15 5 95 70 75 70 70 90 75 9.5 10.5 15 10.5 14 .135 3.75 76.75 $1.9B 80 80 75 85 90 60 85 8 12 15 12.75 18 9 4.25 79 $2.0B 85 75 85 85 95 70 80 8.5 11.25 17 12.75 19 10.5 4 83 $3.0 B Figure 17.7 Effectiveness versus development cost for eight projects. 100 06 * n X A X k 80 Project effectiveness 70 B h X x E 09 50 1.0 1.5 2.0 2.5 3.0 3.5 Development cost ($ Billion)