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FIGURE 3. SENSITIVITY ANALYSIS OF EVM STABILITY RESULTS WHEN INCLUDING 4-YEAR AND 3-YEAR DEVELOPMENT EFFORTS TO THE DATASET
EAC Comparison (Earned Value Management)
5%
0%
-5%
EACcpi EACspi($) EACsci($) EACcpi (>4yrs) EACspi($) (>4yrs) EACsci($) (>4yrs) EACcpi (>3yrs) EACspi($) (>3yrs) EACsci($) (>3yrs)
-10%
-15%
-20%
-25%
-30%
-35%
-40%
-45% 0% 10% 20% 30% 40% 50% 60% 70% 80% 90% 100%
Project Completion
Note. cpi = Cost Performance Index; DCAC = Deviation from Cost at Completion; EAC = Estimate at Completion; EVM = Earned Value Management; sci = Schedule Cost Index; spi = Schedule Performance Index.
FIGURE 4. SENSITIVITY ANALYSIS OF ES STABILITY RESULTS WHEN INCLUDING 4-YEAR AND 3-YEAR DEVELOPMENT EFFORTS TO THE DATASET
EAC Comparison (Earned Schedule)
5%
0%
-5%
EACspi(t) EACsci(t)
-10%
-15%
EACspi(t) (>4yrs) EACsci(t) (>4yrs) EACspi(t) (>3yrs) EACsci(t) (>3yrs)
-20%
-25%
-30%
-35%
-40% 0% 10% 20% 30% 40% 50% 60% 70% 80% 90% 100%
Project Completion
Note. DCAC = Deviation from Cost at Completion; ES = Earned Schedule; sci = Schedule Cost Index; spi = Schedule Performance Index.
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Defense ARJ , Spring 2025, Vol. 32 No. 1
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