uses values of parameters, such as scope, cost, budget, and duration or measures of scale such as size, weight, and complexity from previous or similar project
Parametric Estimating
statistical relationship between historical data and other variables
Bottom-Up Estimating
costs are estimated with the greatest level of specified detail
Three Point Estimating
Most Likely
Optimistic
Pessimistic
Reserve Analysis
may include contingency reserves
Cost of Quality
Assumptions about costs of quality may be used to prepare the activity cost estimate
Project Management Estimating Software
Vendor Bid Analysis
Outputs
Activity Cost Estimates
Basis of Estimates
Project Document Updates
DETERMINE BUDGET
Inputs
Activity Cost Estimates
Basis of Estimates
Scope Baseline
Scope Statement
Work Breakdown Structure
WBS Dictionary
Project Schedule
Resource Calendar
Contracts
Organizational Process Assests
Tools & Techniques
Cost Aggregation
Reserve Analysis
Expert Judgement
Historical Relationship
Funding Limit Reconciliation
Outputs
Cost Performance Baseline
Project Funding Requirements
Project Document Updates
Risk Register
Cost Estimates
Project Schedule
CONTROL COST
Inputs
Project Management Plan
Project Funding Requirements
Work Performance Information
Organizational Process Assets
Existing Formal/Informal cost control - related policies, procedures, and guidelines
Cost Control Tools
Monitoring and Reporting methods to be used
Tools & Techniques
Earned Value Management
Planned Value
Budget At Completion (BAC)
Earned Value
Percentage completion of a project
Actual Cost
Total Cost Incurred (AC)
Schedule Variance
Cost Variance
Schedule Performance Index
Cost Performance Index
Forecasting
EAC forecast for ETC Work performed at the budgeted rate
EAC forecast for ETC work performed at the present CPI
EAC forecast for ETC work considering both SPI and CPI factors