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Estimating (Factors Influencing the Quality of Estimates (Planning Horizon…
Estimating
Factors Influencing the Quality of Estimates
Planning Horizon
Padding estimates
Project Complexity
People
Project Structure and Organization
Organization Culture
Other
Time and cost databases
MIS
Hardware
Product Production
Programming
Documentation
Rick analysis
Operation processes
Mega Projects
large-scale
involve a double whammy
White Elephants
Reference Class Forecasting (RCF)
Select reference class
Collect and arrange outcome
Compare the original cost estimate
Type
Bottom-up estimates
Approaches
Template method
Phase estimating
Range estimating
Top-down estimates
Approaches
Function points
Apportionment
Ratio methods
Consensus methods
Learning curves
Costs Type
Overhead costs
Direct costs