Estimate Activity Resources

Process

Estimating team resources and the type and quantities of materials, equipment, and supplies necessary to perform project work.

When performed: Periodically as needed

Process group: Planning

Knowledge Area: Resource Management

Outputs Created

• Resource requirements*
• Basis of estimates*
• Resource breakdown structure*

Outputs Updated

• Activity attributes*
• Assumption log
• Lessons learned register

Inputs

• Activity list*
• Activity attributes*
• Scope baseline
• Resource management plan
• Assumption log
• Cost estimates
• Resource calendars
• Risk register
• Enterprise environmental factors
  • Resource location
  • Resource availability
  • Team resource skills
  • Organizational culture
  • Published estimating data
  • Marketplace conditions
• Organizational process assets
  • Policies and procedures regarding staffing
  • Policies and procedures relating to supplies and equipment
  • Historical information regarding types of resources used for similar work on previous projects

Tools & Techniques

• Bottom-up estimating
• Analogous estimating
• Parametric estimating
• Alternatives analysis
• Project management information system (PMIS)
• Meetings
• Expert judgment

Key inputs & outputs are indicated with *