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Federal Procurement

Define the Estimate's Purpose

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Define the Estimate's Purpose

Glossary

A glossary tracked by Bureauify. See sources and related records below.

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Why does Step 1: Define the Estimate's Purpose matter?

Establish why the cost estimate is needed and how it will be used. This foundational step determines the estimate's scope, level of detail, and the decision it will support — whether for budgeting, milestone review, contract negotiation, or source selection. A clearly defined purpose ensures every subsequent step aligns with the decision-maker's needs.

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Key Activities

  • 1.Identify the decision the estimate will support (budget, milestone, source selection)
  • 2.Determine the program phase (pre-Milestone A, B, C, or sustainment)
  • 3.Define the scope and boundaries of what is being estimated
  • 4.Identify the primary audience (Congress, DoD leadership, contracting officer)
  • 5.Establish the required level of detail and confidence level

Deliverables

Estimate purpose statementScope definition documentStakeholder identification list

Common Pitfalls

  • !Failing to align the estimate with the actual decision being made
  • !Underspecifying the scope, leading to scope creep later
  • !Not identifying all stakeholders who will rely on the estimate

Adjacent Steps

Develop the Estimating PlanStep 2Define Program CharacteristicsStep 3

All Other Steps

Determine the Estimating Structure (WBS)Step 4Identify Ground Rules and AssumptionsStep 5Obtain DataStep 6Develop the Point EstimateStep 7Conduct Sensitivity AnalysisStep 8Conduct Risk and Uncertainty AnalysisStep 9Document the EstimateStep 10Present Estimate for Management ApprovalStep 11Update the Estimate to Reflect Actual CostsStep 12

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Cite this page
Bureauify. (2026). Define the Estimate's Purpose — Federal Contract Intelligence. Bureauify Federal Intelligence. Retrieved , from https://bureauify.com/glossary/define-purpose

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