Questions tagged [estimation]

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

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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
83 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
51 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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4answers
5k 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
131 views

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

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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67 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
107 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
57 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
62 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
45 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
351 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
52 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
62 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
844 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
110 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
39 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
65 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
667 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
390 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
42 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
98 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
86 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
64 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
80 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
48 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
109 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
140 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
72 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
672 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
111 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
870 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?
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6answers
3k 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 ...
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2answers
283 views

Estimate Item Delivery from Throughput plus blockers

We are combining all of our projects into one Kanban board. Since we are only ever one team, it seems to make the most sense to combine everything to one board and prioritize as we can all only work ...
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4answers
141 views

What is the term for actual delivery time will be varied by 4 times from estimation?

I remember I once read in Wikipedia about a law stating that the actual delivering time will always be 4 times less to 4 times more from the estimated time, even when you aware that law and know every ...
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2answers
512 views

Adding test cases to user stories (Backlog items) before the sizing session

Scenario: I was asked by management if it is a good idea to add test cases to user stories before the sizing session. This will involve investigating the item, writing test cases, speaking to ...
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4answers
209 views

We work with fixed scope, price and time - why should we use Story points?

We deliver projects in fixed price, fixed time and fixed scope environment. We have a contract that specify those, specifications of features. Recently, an agile couch was trying to convince me to ...
2
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1answer
68 views

How to treat users stories which were almost completed at the previous sprint? [duplicate]

How to treat users stories which were almost completed at previous sprint but didn't meet Definition of Done due to testers were late for some reason. Suppose one of those stories was 5 story points, ...
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3answers
76 views

How to structure estimation requests when there is a middle-man

We have a long term project, call it Project A. Our direct client (DC) is an organization between us and the Product Owner (PO). Every now and then we're being asked for estimates. The problem is ...
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3answers
2k views

Changing backlog story point estimates mid way through a release

Background: We are mid-way through a development which was estimated for a customer on a fixed price contract. To come up with the estimate we built a backlog by trying to list all user stories and ...
6
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2answers
482 views

How to schedule back and front-end developers based on story points?

We are used to create multiple sub-tasks for each user story and provide each sub-task with an estimate in hours and assignee (back or front-end). With the following outcome: Total estimated time ...
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7answers
5k 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 ...
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3answers
670 views

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

Story Points (SP) is a good measurement, that allows estimating User Stories. SP (in my understanding, it's an important note) is convenient because it is relative and not related with time. All ...
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3answers
373 views

Agile user story's task estimation

I have some confusion regarding the concept of a user story's task's estimation (effort estimate) using hours. What is the actual purpose of estimating effort in hours? In addition to that, let's ...
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6answers
223 views

What should a scrum team do if they complete work earlier than expected?

Our development team estimates that they can complete 30 story points in the current iteration. Partway through the sprint they realize that they will complete 50 story points at their current rate. ...
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5answers
291 views

Is it possible to give accurate estimates and planning without tracking time for tasks?

I work within a small team of developers. We don't track our time so we have no data to work off when we give estimates. Basically, I'm wondering if it's possible to have a successful plan and give ...