Decision attributes | Outcome | Probability | Conditional value in million dollar | Expected value in million dollar |
D3 (i) Modernize | 5%of return | 0.45 | 600 × 0.05 = 30 | 13.5 |
| 8% of return | 0.55 | 600 × 0.08 = 48 | 26.4 |
D2 (i) New Airport construct | Success | 0.75 | 800 | 600 |
| Failure | 0.25 | 200 | 50 |
|
|
|
| 650 |
(ii) Develop Existing | Success | 0.85 | 700 | 595 |
Infra | Failure | 0.15 | 350 | 52.5 |
|
|
|
| 647.5 |
D1 (i) if not constructed | 5% of returns | 0.45 | 600 × 0.05 = 30 | 13.5 |
8% of returns | 0.55 | 600 × 0.08 = 48 | 26.4 | |
|
|
| 39.9 | |
(ii) If constructed | Success | 0.65 | 650 + 647.5 | 843.375 |
Failure | 0.35 | 39.9 | 13.965 | |
|
|
| 857.340 | |
|
|
| (−) 600.000 | |
|
|
| 257.34 |