Agile Tools & Techniques – Agile Estimation trong luyện thi PMI-ACP

Agile Estimation is one of ten Agile Tools & Techniques, appear around 50% in the PMI-ACP exam.

According to PMI-ACP Exam Outline, Agile Estimation includes relative sizing, story points, wide band Delphi, planning poker, affinity estimating, and ideal time.

The purpose of using the Agile estimation tool and technique is to make the estimations. The estimates are usually expressed in a range (300$-500$ or 10 months – 12 months).

Estimations should be done by ones who has knowledge of the item (eg: developers who are actually working on the feature). When a user story is unclear, a high value would typically be assigned to note that it will be further refine later on.

  1. Parking Lot Chart – Feature-Driven development
  2. Relative Sizing
  3. Story points
  4. Ideal time
  5. Buffer
  6. Wide band Delphi
  7. Planning Poker
  8. Affinity estimating
  9. Local Safety


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