Refining user stories is a process of revisiting the detail and clarity of each user story. Whereas backlog grooming is a higher level process of prioritising user stories.
What is story refinement?
Backlog grooming, also referred to as backlog refinement or story time, is a recurring event for agile product development teams. The primary purpose of a backlog grooming session is to ensure the next few sprints worth of user stories in the product backlog are prepared for sprint planning.
What does refinement mean in agile?
Definition. Backlog refinement (formerly known as backlog grooming) is when the product owner and some, or all, of the rest of the team review items on the backlog to ensure the backlog contains the appropriate items, that they are prioritized, and that the items at the top of the backlog are ready for delivery.
What is refinement in Scrum?
In Scrum, Backlog Refinement is an ongoing process in which the Product Owner and the Development Team collaborate to ensure that items on the Product Backlog: are understood the same way by all involved (shared understanding), have a size estimate for the (relative) complexity and effort of their implementation, and.
What is the purpose of refinement?
Regular refinement of the product backlog helps teams to understand their work better and meet sprint goals, as well as encouraging shorter, more efficient sprint planning meetings and facilitating more predictable delivery.
What happens in refinement meeting?
During the sprint refinement meeting, the team looks at the product backlogs and decides whether further decomposition is required or it can be included in the next sprint. This process continues until the team finds a good collection of the user stories in the product backlog to be included in the sprint backlog.
Is backlog refinement a sprint ceremony?
Because requirements in Scrum are only loosely defined, they need to revisited and clearly defined before they come into the Sprint. This is done during the current sprint in a ceremony called Product Backlog Refinement.
What is team refinement?
Product Backlog Refinement, also referred to as Product Backlog Grooming, is a method for keeping the backlog updated, clean and orderly. It is a basic process in Scrum. PBR is a collaborative discussion process which starts at the end of one sprint to confirm whether the backlog is ready for the next sprint.
Who runs backlog refinement?
During Backlog Refinement (Grooming) the Scrum Master facilitates as the Product Owner and Scrum Team review the user stories at the top of the Product Backlog in order to prepare for the upcoming sprint. Backlog Refinement (Grooming) provides the first input to Sprint Planning.
Who attends backlog refinement?
The backlog refinement ceremony must be attended by team members with the highest involvement in the product building process: The individual who leads the meeting — product manager, product owner, or someone else. Product managers or other representatives of the product team.
What is the difference between grooming and refinement?
Grooming or refinement? Meeting or not? The term grooming has been discouraged since the word has bad connotations, but it is still widely used. Backlog refinement stands for the same thing, which is, keeping the backlog up to date and getting backlog items ready for upcoming sprints.
What are the 5 Scrum ceremonies?
Scrum defines several events (sometimes called ceremonies) that occur inside each sprint: sprint planning, daily scrum, sprint review, and sprint retrospective.
What is feature refinement?
Feature refinement provides a way to do that in a way that allows you consider options and focus on the essential aspects of the feature and discard the aspects that aren’t completely necessary.
What is a user story in scrum?
A user story is the smallest unit of work in an agile framework. It’s an end goal, not a feature, expressed from the software user’s perspective. A user story is an informal, general explanation of a software feature written from the perspective of the end user or customer.
What happens during backlog refinement?
Backlog refinement (formerly known as backlog grooming) is when the product owner and some, or all, of the rest of the team review items on the backlog to ensure the backlog contains the appropriate items, that they are prioritized, and that the items at the top of the backlog are ready for delivery.
How do you assign points to a story?
While estimating story points, we assign a point value to each story. Relative values are more important than the raw values. A story that is assigned 2 story points should be twice as much as a story that is assigned 1 story point. It should also be two-thirds of a story that is estimated 3 story points.
Who should run refinement sessions?
Attendance at a backlog refinement event is ideally the entire Scrum Team, including the Product Owner, the Scrum Master, and Development Team. There may also potentially be one or two stakeholders, if subject matter expertise is needed.
Why is refinement not a Scrum event?
That is correct, refinement is not a formal Scrum event because it doesn’t have to happen.
Who attends sprint refinement?
The backlog refinement meeting (or backlog management meeting, or backlog grooming session) usually takes place towards the end of the current sprint. Attendance varies but certainly includes the Product Owner and the meeting is often facilitated by the ScrumMaster.
What is the purpose of sprint refinement meeting?
The refinement sessions usually happen once or twice a sprint usually just before the end of the last week. The purpose of the meeting is to provide the development team with an overview and clarification of the backlog. The teams can focus on the items with higher priority for longer duration.
How do you do a refinement session?
Tips for an Effective Product Backlog Process
- #1 – Use a Definition of Ready. …
- #2 – Get the Right People in the Discussion. …
- #3 – Use Good Facilitation and Timeboxes During PBR. …
- #4 – Some Pre-Work is Helpful before the Product Backlog Refinement Meeting. …
- #5 – Estimation Serves as a Test.
What is the difference between backlog refinement and sprint planning?
Sprint Planning focuses on a short time horizon, while Backlog Refinement (can) focus on a longer time horizon: a. Sprint Planning, as the name implies, focuses on work the team intends to do during the upcoming Sprint, that is, the things that will be included in the Sprint Backlog, b.
How many refinement sessions are in a sprint?
If you’re working in two-week Sprints this process gives you two refinement sessions per Sprint. One mid-Sprint, and one at the end.
How do you refine sprint backlog?
Product Backlog Refinements (PBR) is a technique for keeping the backlog updated, clean and orderly. It is a basic process in Scrum.
How to Run Product Backlog Refinement Meeting
- Remove completed stories.
- Redefine and confirm remaining stories.
- Prioritize each story.
- Review the estimated time required for each story.
Who facilitates sprint planning?
A scrum master or coach typically facilitates sprint planning in order to ensure that the discussion is effective and that there is agreement to the sprint goal and that the appropriate product backlog items are included in the sprint backlog.
What is product refinement?
Product Backlog Refinement is the act of adding detail, estimates, and order to items in the Product Backlog. This is an ongoing process in which the Product Owner and the Development Team collaborate on the details of Product Backlog items. During Product Backlog refinement, items are reviewed and revised.
Who runs sprint planning?
In Scrum, the sprint planning meeting is attended by the product owner, ScrumMaster and the entire Scrum team. Outside stakeholders may attend by invitation of the team, although this is rare in most companies. During the sprint planning meeting, the product owner describes the highest priority features to the team.
What is grooming Scrum?
Grooming (or refinement) is a meeting of the Scrum team in which the product backlog items are discussed and the next sprint planning is prepared. Product grooming is critical in product management because it means keeping the backlog up to date and getting backlog items ready for upcoming sprints.
What happens in sprint grooming?
During a sprint grooming or sprint planning session, the product team reviews the backlog items and decides on the number of items to be developed during the next sprint, based on team capacity.
What activities are a part of product backlog refinement?
Ongoing Product Backlog Refinement (PBR) is needed within each Sprint to refine items to be ready for future Sprints. Key activities of PBR are (1) splitting big items, (2) clarifying items until ready for implementation without further “what” questions, and (3) estimating size, “value”, risks, and so forth.
What are Scrum values?
The Five Scrum Values
A team’s success with scrum depends on five values: commitment, courage, focus, openness, and respect.
What is the main purpose of daily scrum?
The purpose of the Daily Scrum is to inspect and synchronize the team’s progress towards the Sprint Goal, discuss if anything impedes the team and re-plan the team’s work to achieve the Sprint Goal. The outcome of the Daily Scrum should be: An updated Sprint Backlog. An updated Sprint plan to achieve the Sprint Goal.
When should backlog refinement occur?
Product backlog grooming often happens two to three days before the end of a sprint. There is almost always someone on the team who is frantically busy two or three days before the end of a sprint.
What is sprint process?
Sprints are time-boxed periods of one week to one month, during which a product owner, scrum master, and scrum team work to complete a specific product addition. During a sprint, work is done to create new features based on the user stories and backlog. A new sprint starts immediately after the current sprint ends.
What is Scrum lifecycle?
Scrum lifecycle is a number of consecutive steps and iterative stages that should be performed during the realization of any Scrum project. The iterative approach is the main principle of the m lifecycle. The work on a Scrum project is subdivided into segments called Sprints.
What are the three roles in Scrum?
Scrum has three roles: product owner, scrum master and the development team members. While this is pretty clear, what to do with existing job titles can get confusing. Many teams ask if they need to change their titles when adopting scrum.
What is one key benefit of a backlog refinement session?
By refining the backlog, teams can close gaps in their understanding of the stories and become closely aligned on the work. The most effective teams have a shared understanding of the work to be done to solve the business problem at hand.
How do I run a PI session?
Steps of PI planning
- Step 1: Pre-PI planning and preparation. Pre-PI planning events ensure that the teams for the train are set up, the necessary people have been invited, and the facilities and location are scheduled and ready to go. …
- Step 2: Create a PI planning agenda. …
- Step 3: Post-PI planning.
What are two different types of enabler stories?
Broadly, there are four main types of enabler stories:
- Exploration – often referred to as a ‘spike’. …
- Architecture – design a suitable architecture that describes the components in a system and how they relate to each other.
- Infrastructure – perform some work on the solution infrastructure.
What are user stories UX?
Definition: User-story mapping (also known as user-story maps, story maps, and story mapping) is a lean UX-mapping method, often practiced by Agile teams, that uses sticky notes and sketches to outline the interactions that the team expects users to go through to complete their goals in a digital product.
Who writes technical user stories?
While Product Owners write functional user stories, the Scrum Team can contribute non-functional / technical stories. However, any non-functional user stories added to the Backlog must also be vetted and prioritized by the Product Owner.
What is acceptance criteria for user stories?
Acceptance criteria (AC) are the conditions that a software product must meet to be accepted by a user, a customer, or other systems. They are unique for each user story and define the feature behavior from the end-user’s perspective.
What is the difference between backlog grooming and backlog refinement?
Your agile backlog is literally the backlog of tasks you have waiting to enter your sprint, usually in order of highest priority to the lowest. “Backlog grooming”, aka “backlog refinement”, is taking that agile backlog and making it fit and ready to enter your sprint.
What are user story points?
What are story points? A story point is a metric used in Agile project management to understand the implementation difficulty of a certain user story. Fundamentally, it is a number that showcases how challenging a story is for the team based on complexity, risks and efforts.
What is the standard scale of story points in User Stories?
It should also be two-thirds of a story that is estimated 3 story points. In addition, it is important to note that when the single story point of the assessment is greater than 21, the user story needs to be split again, and the single user story point is no more than 8 is the most rational state.
Why do we use Fibonacci series for story points?
Why the Fibonacci series is used in Agile
Essentially, the Agile Fibonacci scale gives teams a more realistic way to approach estimates using story points. … Because the Agile Fibonacci Scale is exponential rather than linear, it helps teams to be more realistic when looking at larger, more complex tasks.