For questions about applying or interpreting relative measures of work-effort, known as "story points," to user stories or project milestones.

learn more… | top users | synonyms

3
votes
1answer
46 views

Aligning story points' value

We've ended up with non-linear weighing of our points. I worry this makes reporting velocity data erroneous. Background: A fairly traditional deck is used: ?, 0, ½, 1, 2, 3, 5, 8, 13, 20, 40, 100, ...
4
votes
2answers
167 views

Is there any published research about story points vs time estimation?

We're getting started with Scrum and have had a few debates about whether we should estimate in story points or ideal hours. The team is pretty divided, so I'd like to know if any real studies have ...
4
votes
3answers
196 views

How to factor in story points/tasks for non sprint related items?

I understand that in general you create stories with story point complexity, and then define tasks and subtasks in which to mark time against, but how does this translate into items that are outside ...
5
votes
3answers
149 views

When to add tasks to stories and how to estimate tasks?

In our agile team we frequently encounter the issue where the Scrum Master points out that all of our stories should be fully tasked and estimated prior to an iteration and once these tasks have been ...
4
votes
2answers
421 views

Is it a good Scrum practice to use large story-point numbers for effort estimation?

Is it generally a good practice to have large story-points for user stories in a sprint? We are following a modified Fibonacci series of 1, 2, 3, 5, 8, 13, 20, 40, 100. We estimate the effort ...
9
votes
2answers
5k views

Why do Scrum user stories only use the Fibonacci series?

I know that user stories in Scrum are measured with a Modified Fibonacci sequence (0.5, 1, 2, 3, 5, 8, 13, 20, 40...). Why does Scrum only use Fibonacci numbers to estimate stories?
2
votes
5answers
174 views

Can story points remain constant between the initial estimate and later planning sessions?

Background We have a bunch of epic stories. We have a fixed term to do the project. We have to get approval from a project board. We don't know the velocity of the project team yet. The ...
1
vote
4answers
687 views

How can we transition to Agile estimation based on complexity or effort of user stories?

We have being practicing agile development methodologies for a long time as a development company. Most of the time our product owners tries to have a map between story points and time. As a example, ...
0
votes
3answers
793 views

Story Points to Ideal Days

History I work within a IT Team for my business that delivers (Develops & Unit Tests, QA, UAT and Releases) either system improvements or new systems to different areas of our business. The team ...
1
vote
5answers
612 views

First sprint: Epics chosen instead of stories - should I re-estimate and when?

I am trying out Scrum on a small, one-person project. During my first sprint, I realized that all of the stories I've chosen are really epics and should be broken down into much smaller pieces. The ...
4
votes
3answers
275 views

How does a team (new to product and domain) estimate user stories of a ten year old product?

I am the scrum master for one of the products in a software development company. Our team, including me, operates from India. However my product owner is in USA. We are working on the feature ...
4
votes
4answers
885 views

How can developers and testers agree on story point estimates?

Previously we used duration for each story, but in our current sprint we are using story points (effort) keeping test team effort separate from the development team effort. Story points are based on ...
8
votes
3answers
1k views

In Scrum, how to estimate research stories?

In our Scrum team, when there is uncertainty about a story or the team is not sure about how to implement it, we take up a research story first. Based on the findings of this research story, we are ...
8
votes
3answers
589 views

Can we have zero point stories?

Our Agile/Scrum team follows the Fibonacci sequence for story point estimation. However, it is not clear whether we should have any zero point stories at all. Even though a story may have minimal ...
7
votes
7answers
558 views

How should a team handle disagreements about story-point estimates in Scrum?

During estimation, the Product Owner presents a user story that seems clear to a team that usually knows their strengths and weaknesses, and that is not hostile. What should the Scrum Master do if the ...
28
votes
6answers
10k views

Why would teams use the Fibonnacci sequence for story points?

Why do some teams use numbers from the Fibonacci sequence as story points? Is it just a preference, or is there something more to it?
62
votes
17answers
26k views

Why use story points instead of hours for estimating?

After using hours to estimate our projects for a long time and rarely coming within 20% of actual "work-to-ship," I have been told by a handful of people that "points" work a lot better at gauging the ...