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

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8
votes
2answers
103 views

User Story Mapping and Sprint Prioritization

With User Story Mapping, If we start our sprint with the MVP, by definition the stories will be musts. In a fixed time-scale without shoulds and coulds, then how can we hit our targets if estimated ...
1
vote
2answers
39 views

How to estimate story points if team members work on different applications

Our team consists of 4 full-time developers and occasional outside help. The developers maintain several different applications and do not all share the same skill set. I understand that scrum teams ...
0
votes
2answers
41 views

Story breakdown and parent story points

An issue has come up lately as we break down stories.. The scenario is as follows: During product increment planning we outline X amount of stories for the PI. This is recorded in Jira with story ...
7
votes
2answers
85 views

Sprint story point from PM perspective

As a project manager, I am interested in the effort (estimated and actual). While Sprint based estimation is story point based, how can I translate them to effort so that I can track and report them. ...
5
votes
5answers
122 views

In scrum should incomplete stories be re-estimated or does the original estimate get burned down when it's finally completed?

If I have a story that's been estimated at 10 story points and we don't manage to complete it in a sprint how do you handle estimates for the sprint in which it's next included (assuming it gets ...
5
votes
3answers
112 views

Story point on team with separate technologies

Currently we do like this: we estimate backlog in hours on sprint planning we fill backlog by assign tasks to persons as each one has different technology background and we need to know how much of ...
0
votes
4answers
100 views

Story Points mean effort but not time?

In Scrum, team assigns story points to tasks during planning poker. When explaining the meaning of points, the scrum master says it is effort. So if it is time consuming task but can be done easily or ...
9
votes
4answers
142 views

Should a burndown chart be based on stories or tasks completed?

TL;DR; As the title reads: do you base your burndown chart on stories completed, or on tasks completed? Some background on why I'm asking this: I currently work in a software development team of 4 ...
8
votes
7answers
328 views

Why use both story points and hours?

I'm a new scrum master for a team that is using story point estimation and hours. We do story points first during grooming and then hours during planning. I always thought of story points as being ...
2
votes
2answers
46 views

Should story points be estimated according to team or assignee's abilities?

Say you have a team of 4. 1 junior, 2 mid-level and 1 senior. The senior engineer can get the story completed quickly (say 1 point). For the junior, the work is more complicated; he/she doesn't ...
9
votes
3answers
163 views

How to use Story Points, if User Stories are completely different?

Story Points (SP) is a good measurement, that allow to estimate User Stories. SP (in my understanding, it's important note) is convenient because it is relative and not related with time. All ...
5
votes
2answers
137 views

What is a good total size for a Product Backlog?

General I realize the size of a product backlog will vary with each project. But assuming a project that is large enough to require a significant length time, is there any research or statistics on ...
1
vote
1answer
53 views

How to estimate effort when the story involves a large number of repeat processes?

In our organization we occasionally have stories that involve a very large number of repeated process. The process itself is very simple and straightforward and usually we give 2~3 points. When the ...
0
votes
4answers
96 views

Should story points be strictly relative? [duplicate]

If we size our stories along the Fibonacci scale (1, 2, 3, 5, 8, 13) should we expect that we could complete approximately four 2-point stories in the same time as an 8-point? or thirteen 1-point ...
2
votes
2answers
199 views

Assigning Story Points to issues that aren't stories

In my organization, we do not assign story points to bugs. Some members of my team argue that bugs should slow our Sprint velocity, in order to create an incentive to avoid technical debt and to ...
5
votes
1answer
146 views

Scrum uneven distribution of work hidden in a unified effort

I'm currently a developer at a small software development firm, and we are starting to adopt Agile (specifically, Scrum) philosophies into our culture and project management style. We have only a few ...
2
votes
4answers
154 views

What can we do with a “mispointed” story in Scrum?

Is it OK to repoint the story at the beginning of the new sprint to reflect the size that we have now discovered it to be so our velocity is more accurate? On rare occasions, our team will work a ...
5
votes
4answers
157 views

Dealing with stories/functionality that will spread across the entire lifetime of the project

I'm trying to determine how I would deal with a story/epic that appears to potentially spread across every sprint. As a user I wish to have see help information against data inputs so that I can ...
4
votes
1answer
145 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, ...
6
votes
2answers
349 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
542 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
188 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
791 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 ...
14
votes
2answers
14k 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?
3
votes
5answers
198 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
1k 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, ...
3
votes
4answers
1k 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
804 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 ...
5
votes
4answers
430 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 ...
12
votes
7answers
2k 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 ...
11
votes
3answers
3k 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 ...
10
votes
3answers
989 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 ...
13
votes
10answers
842 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 ...
39
votes
7answers
18k views

Why would teams use the Fibonacci 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?
87
votes
18answers
42k 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 ...