Questions tagged [estimation]

For questions about the estimation of the project's parameters, such as time or cost.

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4answers
70 views

Definition of a Story Point

As far as I'm aware there's no definition of a Story Point. Each person in a team may have his personal understanding of the correlation between an effort and Story Points. Isn't Story Points ...
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1answer
19 views

Any research of precision of Story Points?

One of the main questions about Story Points is what is their precision. Has any research or survey been performed to analyse their precision? For example what is the precision of the completion date ...
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1answer
50 views

Slowing down of an agile team as the development progresses

Let's consider an agile software project. In the beginning of a project each Story can be implemented quite quickly because the code base is small, there're few dependecies between different parts ...
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1answer
68 views

Total cost increases every week,

I am using the MS project,i have noticed that the total cost column of the project increases every time i enter actual work. i am not sure why is that! could it be because some of the ressources are ...
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1answer
54 views

Kanban Estimation using Littles Law

I am new to Kanban, I am aware that Kanban is a flow system and estimation is optional. My stakeholders have requested the following: Provide a delivery date for the remaining items (WIP)? If the ...
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3answers
53 views

how to do spike/research story which can run more than 1 sprint

I past I have done a research/spike story which was a new area for me. Building big excel, debug ntml2 jar for authentication issue. our sprint was 2 weeks and it runs for more than 1 sprint, what ...
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2answers
107 views

Task estimation and probable risks

Let's suppose we are estimating a task (not by the planning poker). We have discovered that there are a few possible problems (risks): Risk 1 - with the probability p1, ..., risk N - with the ...
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5answers
2k views

when a software project is behind schedule should we add manpower?

When an essential software project is behind schedule we might naturally add manpower. The new developer, however competent and however quickly recruited, needs additional training from an ...
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5answers
6k views

Should there be testing-only user stories?

We estimate stories as 1, 2, 4, 6, or 8 points. Consider a story with less development work but huge testing effort. Let's say we estimate that story as 8 points. We see the following options: Let ...
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1answer
184 views

How can I calculate how many developers do I need and how long it takes to complete the project? [closed]

I am trying to create an LMS system using Angular and NativeScript. It's a LMS web application like Adobe connect (although a simplified version) that will be written in Angular 8 for example, and a ...
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2answers
80 views

How to estimate and plan with a distributed, part-time team?

The situation: We are a small, fully-distributed software solutions provider. We serve multiple clients, and given our size that means every team member is on multiple, part-time billable teams. ...
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6answers
1k views

A simple estimation accuracy formula that always yields 0-100?

I'm just beginning, and despite my search, I cannot find any simple formula that would return a number between 0 and 100%, i.e. I do not care whether there was over or underestimation. The simplest ...
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4answers
1k views

How do you measure time units in sprint velocity?

I am trying to get my head around "Story points" using the Scrum methodology. As a starting point, I have been following the following article: http://scrummethodology.com/scrum-effort-estimation-and-...
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1answer
96 views

Mobile apps: integrate backend work in velocity?

Here is my situation: I work with two SCRUM teams, iOS and Android Each of the SCRUM team has its own Product and Sprint backlogs We have shared Sprint Plannings, Reviews and Retrospectives (both ...
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5answers
11k views

How to estimate accurate velocity when team members are on leave

I am a Scrum Master of a team with 12 members. I know that the size of the team is large at this point, but as we grow further we will divide the team into multiple Scrum Teams. Our estimations for ...
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1answer
94 views

Outsourcing company: Usage of velocity for offers

Currently I am working in an outsourcing company and our management has decided to use the following scheme for "Velocity of the developers": Each developer has a velocity quotient: Senior Developer:...
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4answers
3k views

Should velocity increase with time?

Some scrum masters are concerned with "bumping up" a team's velocity during a sprint, as if a higher velocity is better. But points are a relative measure of the work that a team needs to do for ...
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6answers
1k views

Velocity of the team

If i have been provided with the information of six sprints having story points like 20,21,22,23,24,25,26 then what should be the velocity of the team ?
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4answers
143 views

Team added “Daily Scrum” as a task in Jira. How do I get rid of this?

So I am just joining a new team. This team is using "Daily Scrum" as a task because according to them it is a "task". Obviously I want to help them understand that it is not a task, just like ...
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2answers
73 views

When should we stop estimating?

When using Scrum, are the estimated story points for completing an User Story sufficient, or should the estimate be taken at the task level?
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2answers
125 views

What is an “e zero” estimate

I am often asked to provide an "e zero" estimate for a piece of work. I have been assuming up to now that it means "rough estimate". Does anyone have any link to what this means specifically. I ...
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2answers
66 views

Fibonacci scale project estimates: how is it not vulnerable to misunderstanding by management?

The Fibonacci sequence is to assist developers with project estimates. The concern is that we consistently see management use the points derived from Fibonacci sequence estimates to determine project ...
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3answers
78 views

Tracking progress of a team working on small tasks

Our software team works on small tasks. Each task takes about 2 weeks. There are developers whose performance is twice bigger than the other's (the level is the same). Everybody just writes how much ...
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2answers
52 views

Tasks during sprint planning

For the next sprint, Jira displays the total number of story points in the backlog, calling it "Estimate.". This number leaves out tasks, which are estimated in hours, not story points. This makes it ...
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3answers
369 views

Dev went on vacation leaving his work unfinished. How to manage this without informing the customer?

I would like to discuss and hear some advice from you about a pretty common situation. We develop the functionality that has huge business value for the customer’s project and thus the customer is ...
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1answer
56 views

How are low ambiguity and low complexity tickets dealt with when they have a high work cost?

In our scrum team, we can often get user stories which are not very complex and not ambiguous but have a high amount of leg work associated. Example: We receive a user story to replace the name of a ...
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4answers
5k views

When should I assign 0 and 0.5 story points to user stories in Scrum?

I am not a Scrum Master or a Ph.D. in math. How do stories with 0 and 0.5 points apply to stories on the Scrum board?
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1answer
64 views

Is there any estimation method to estimate end user testing?

Is there any estimation technique that can help us to estimate the number of needed test cases in traditional software projects? For example, we have a Software requirements specification (SRS) with ...
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5answers
849 views

Should a good project manager be a good risk manager and a good estimator as well?

I'm taking project management class. It is hard to understand the relationship between estimation, risk management, and project management. Could you explain it based on your experience? My lecturer ...
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1answer
131 views

How can we persuade team members to estimate in story points instead of hours?

We use story points to estimate our user stories. We find that story points solve the problem of underestimating the amount of actual work which is required to complete a task, as it takes the ...
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2answers
40 views

When choosing the largest and smallest stories in a backlog for estimation how does it impact each sprint?

An article I came across suggested that we should pick the largest and smallest story in the prioritised backlog and relatively estimate the remaining stories. This makes sense. However, I was ...
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2answers
75 views

Should single user story contain estimations for each involved guild in full-stack development team

Problem We're working in a full-stack development team composed of three guilds (backend, frontend, QA), so as a team we share a single sprint board. User stories we take into our sprints are written ...
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3answers
2k 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 ...
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4answers
681 views

How can I improve a project schedule on a project I took over and complete it on time?

I just took over a project from a Project Engineer and just saw a revised project schedule. The revised schedule shows the project will be delayed by 3 months. I am trying to complete it within the ...
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7answers
402 views

Adding estimation points for learning / context switching

In our scrum team, team members tend to add extra points in estimation when there is a "learning" part involved. Here's a simple silly example. Let's say all the people in a team are experts in C# ...
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3answers
2k views

Current best metrics related to requirements, design and architecture

So my boss put forth a 'research and find out question' to me: Are there ANY (absolutely any, no matter the dumbest, but any) metrics for requirements management? Eg. Requirements completeness, ...
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1answer
52 views

RFI response form asks for “Assumptions” as just a single money amount

I am surprised by the last row in this RFI response form: My project's initial fees are 1m$, recurring fees are 100k$/year, under the assumption that I provide only the software and they run it on ...
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1answer
100 views

Scrum task estimation methodologies

I want to know about tasks analysis and estimation methods that can be used in a Scrum process to make task estimations for a sprint. Deciding whether a story(task) is small or large requires some ...
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1answer
88 views

Estimating Fixed Price Project Cost Payments via Monthly Milestones

I have spent the last few days searching for an answer on how to use MS Project (2010 in my case) to estimate a project's cost via milestones that are split along a long program (2.5 years). The ...
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2answers
66 views

Should we estimate business users' availability for an agile project?

I recently submitted my project estimations for peer review and I have been advised that we need to estimate the business users' availabilities that will be required to complete each Sprint. I was ...
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3answers
83 views

When is user stories estimation supposed to take place?

I would like to know when the estimates are supposed to be produced. Last time I was part of a Scrum team, I think we were providing initial estimates (that would then be quickly reviewed and ...
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0answers
53 views

How to calculate earned value (EV) in this example?

You are managing a project with a total planned budget of $100,000. To date, you have actually spent $41,000. When you look at all the activities you have completed to date, you see that you ...
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1answer
142 views

How to implement TFB / NFC / 1 (Sprint) estimation technique?

Reading some old posts like this one, I noticed that the TFB / NFC / 1 (Sprint) estimation technique could be useful for teams moving towards agility. Happens that I failed to find over the internet ...
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3answers
144 views

Do bugs from previous Sprints need to be estimated?

For example: in Sprint 2, on story, A Tester raises 4 bugs. 2 bugs got fixed in the same Sprint. The remaining 2 were pushed to the Product Backlog. At Sprint 6, we are picking those 2 bugs of story A ...
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1answer
74 views

Lean Kanban without estimates or time logging

I work in academia (research). Tasks are varied and almost always involve delving into topics that produce more tasks when you are more informed. A pull system seems appropriate rather than an ...
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3answers
772 views

Calculating project forecasts in Jira

As a Scrum Master, I want to help my Product Owner to make an educated guess of when features in a project will be implemented, in order to communicate with stakeholders so that they can manage Scope. ...
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5answers
2k views

Project Management Gantt Tool makes All Tasks Concurrent

All the gantt tools I have tried make all tasks concurrent, until I specify start date or dependencies. I do not yet know the start date, and not all tasks have dependencies (well not enough to fully ...
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2answers
119 views

How to estimate a Research and Development project?

Our software team has been doing a lot of R&D work to improve the performance of our product. Of course, the management team would like to know how long it's going to take to improve the ...
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4answers
927 views

Story Points flaw?

Forgive me f this has been asked before, I read some similar questions (linked below), but didn't find the answer I was looking for. Our team is fairly new to them and trying to figure out how to ...
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4answers
4k views

Task estimation for PMs who are not developers

While working Agile, how can a PM estimate a task when he/she is not a developer?