Software estimation techniques

Software estimation techniques

1. Definition

   • vital importance in software project management
   • An estimate of software projects

2. What is a software estimate?

   • Prediction
     • Time estimation
     • Effort
   • In software engineering
     • Develop project plans.
     • Build iteration plans
     • Prepare budgets.
     • Perform investment analysis.
     • Software pricing
     • The price in software directed to the consumer.
     • Plan strategy

3. Software Estimation Types

   • Software estimation by expert judgment
     • expert judgment
       • software requirements survey information
   • Software estimation by means of estimation models
     • parametric models
     • procedural models
     • algorithmic models
   • Software estimation by decomposition
     • Decomposition of project into components
       • more detailed subcomponents
       • estimate type
         • best level of accuracy
           • allows to identify
           • debug the fault
   • Software estimation by analogy
     • compare software development
       • experiences that are documented
     • similar previous projects
       • experiences that are documented
         • disadvantage variation of technologies

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