Responsibility for Sizing Product Backlog Items
Sizing Product Backlog items is an important task in Scrum that helps the team estimate the effort required to complete each item. This article explores who is responsible for sizing Product Backlog items and why this responsibility is crucial for effective Scrum practice.
Exam Question
Who is responsible for the sizing of Product Backlog items?
(choose the best answer)
A. The Scrum Master.
B. The Developers, alone.
C. The Product Owner with input from the Developers.
D. The most senior people in the organization, including architects and subject matter experts.
E. The Developers after clarifying requirements with the Product Owner.
Correct Answer
E. The Developers after clarifying requirements with the Product Owner.
Explanation
Correct Answer
E. The Developers after clarifying requirements with the Product Owner:
The Developers are responsible for sizing Product Backlog items. They collaborate with the Product Owner to clarify requirements and ensure they understand what needs to be done. The Developers are the ones doing the work, so they are in the best position to provide accurate estimates.
Incorrect Answers
A. The Scrum Master:
The Scrum Master facilitates the Scrum process and helps remove impediments but does not size Product Backlog items.
B. The Developers, alone:
While the Developers are responsible for sizing, they need to clarify requirements with the Product Owner to ensure accurate estimates.
C. The Product Owner with input from the Developers:
The Product Owner provides clarification and priorities, but the Developers are the ones who size the items based on their understanding and technical expertise.
D. The most senior people in the organization, including architects and subject matter experts:
Sizing should be done by the Developers who will be doing the work, as they have the most current and relevant understanding of the tasks.
Responsibilities in Scrum
- Product Owner: Works with the Developers to clarify requirements and ensure the Product Backlog items are well understood.
- Scrum Master: Facilitates the process and removes impediments but does not participate in sizing.
- Developers: Collaboratively size the Product Backlog items after clarifying requirements with the Product Owner. They are responsible for estimating the effort required to complete the items.
Relevance to the PSPO I Exam
Understanding the roles and responsibilities within a Scrum Team, especially regarding sizing Product Backlog items, is essential for the PSPO I exam. This knowledge ensures that candidates appreciate the importance of accurate estimation and collaboration in achieving successful Scrum implementation.
Key Takeaways
- The Developers are responsible for sizing Product Backlog items.
- The Product Owner clarifies requirements and priorities but does not size the items.
- Accurate sizing requires collaboration between the Developers and the Product Owner.
Conclusion
Sizing Product Backlog items is a collaborative effort that involves the Developers and the Product Owner. This practice ensures accurate estimates and helps the team plan effectively. For more insights and preparation tips for the PSPO I exam, visit our PSPO I Exam Prep.
