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PMP formulas
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PMP Exam
Group Title Formula
SIGMA 1 68,26
2 95,46
3 99,73
6 99,99985
Communication % Communication PM 90%
Communication Channels
Project Selection
Methods
BCR (Benefit Cost Ratio)
(> best and > 1 has benefit)
NPV (Net Present Value)
> best
Payback Period < best
IRR (Internal Rate of Return) > Best
Working Capital Current Assets – Current
Liabilities
PERT PERT
Variance
Standard Deviation (1 act)
Estimating Definitive – Bottom-up -5% ~ +10 %
Budget(ary) / Top Down / Analogous -10% ~ +25%
Rough Order of Magnitude -25% ~ +75 %
Earned Value
Tecnique
Cost Performance Index(CPI) EV/AC
Cost variance (CV) EV-AC
CV% CV/EV * 100
Estimate at Completion (EAC) BAC/CPI
Estimate at Completion (EAC) AC+ETC
EAC for Atypical variances AC + (BAC – EV)
Last Update 11/4/2023 Revision 34
PMP Exam
EAC for Typical variances
Estimate to Complete (ETC) EAC- AC
Schedule Performance Index (SPI) EV/PV
Schedule Variance (SV) EV-PV
SV% SV/PV*100
Variance at Completion (VAC) BAC - EAC
Risk Expected Monetary Value Probability x Impact
Time Total Float LS – ES or LF - EF
Free Float Sucessor (ES) – Activity
(EF)
Procurement Elements of calculation
TC=Target Cost TF=Target Fee
TP=Target Price CP=Ceiling Price
FP=Final Price AC=Actual Cost
AF=Actual Fee
Sharing Ratio (X%/Y%) Where X
%=buyer and Y%=seller (eg.
80%/20%)
Formulas
TP=TC+TF
FP=AC+AF
AF=TF+ Y%x(TC-AC)
-------------------------------------
Total Point Assumption
(TPA) is FP=TP then
Last Update 11/4/2023 Revision 34