Questions on estimating schedule, costs, etc. go here.

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6
votes
6answers
101 views

How can we mitigate uncertainty about project estimation in the initial phase?

According to Boehm’s Software Engineering Economics, during the project initiation, estimates can be off by as much as 400%. However, in order to make the sale, account managers are expected to make ...
2
votes
1answer
68 views

Is formal tasking required on a Scrum Team

I understand formal Agile-Scrum tasking as the practice of documenting tasks and estimating task hours for each story or product backlog item a team commits to in an iteration. A task defines part of ...
8
votes
4answers
212 views

Sizing a potential project rapidly without formal estimation

We have been asked by management to spend a very short period of time to "size" a software project - that is, to give them a very loose ballpark of time to implement the entire thing. There are three ...
6
votes
1answer
86 views

Techniques to calculate the cost of change in software engineering

There is a bunch of techniques to do software estimation. Now given a piece of software, is there some methods/techniques to evaluate the cost of change of an already implemented requirement ?
5
votes
6answers
186 views

How to prevent deliberate long estimation?

There is a team and a PM. Unfortunately, the PM does not have very strong technical skills, therefore he has no basis for estimation of the time and costs which are required for each part of project. ...
9
votes
3answers
151 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 ...
0
votes
4answers
69 views

Should the complexity estimate of a task change in scrum?

I'll just start with an example. We have a repeating task "Release library" which in the beggining we agreed on an estimate of 2 points: it seemed to be twice as hard as our 1 point baseline. As we ...
2
votes
2answers
97 views

Non-measurable works should be done in scrum process?

I think that I have some misunderstandings from scrum. Estimates of some tasks are not measurable. For example researching about something or talking about company road map and etc. I can't estimate ...
0
votes
1answer
40 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 ...
7
votes
2answers
304 views

What does person-month mean in development time?

I have a question about communication channels that is talking about person-month but I don't understand what is a person-month. Does it mean this many persons? or this many months? Here is the full ...
3
votes
7answers
110 views

Scrum - 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# ...
1
vote
0answers
31 views

How to estimate the affluence of a commercial center? [closed]

I am trying to estimate the average affluence of a commercial area.. I know how many people are leaving nearby, how many tourists come every year in the city...and i would like to find the most likely ...
1
vote
1answer
68 views

How to calculate Critical Path including Std Dev for each activity estimate?

When estimating activity durations, you get a duration plus/minus a sigma (standard deviation) for each activity. Afterwards, when you want to determine the critical path, what figure should you ...
-1
votes
1answer
584 views

Cost estimate template or examples for software development [closed]

I am preparing my first cost estimate for a project as a freelance software developer, and I am wondering if there are templates or examples available to help me get started. I understand that a ...
2
votes
4answers
193 views

Best reply to project manager's failed humour [closed]

Whenever a manager ask us to perform a task, we often ask "when do you need this by?" Some managers try to be smart and often say: "yesterday". What would be the best comeback response?
5
votes
1answer
139 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 ...
10
votes
6answers
373 views

What level of analysis should the development team expect before being asked to estimate and develop a story?

Here is an example of s story that recently made its way into a timebox. As an Ecommerce Executive, I want to make improvements to the Request a Callback form which will make it easier to segment the ...
7
votes
10answers
530 views

Do you include testing in the original estimate?

Our dev team estimates work in hours, but we do not include any testing time in the original estimate. For example if the devs say an item will take 4 hours that will become our estimate for that ...
4
votes
1answer
310 views

Agile. Release planning. Why do I need stories instead of themes/epics

I'm reading Mike Kohn's book about Agile estimation. At the same time I have a release planning in couple of days. It's going to be 6 months (12 sprints release). We have the ideas about what needs ...
0
votes
1answer
74 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 ...
1
vote
3answers
118 views

What to do with the Sprint backlog tasks that we have decided are not needed any more

Can anybody answer my question here? I have estimated for 5 to 6 tasks like analysis (4 hrs), design (3 hrs), logical review (1 hr), peer review (1 hr), unit testing (1 hr), coding (2 hrs) and release ...
1
vote
3answers
642 views

What is “Lead Time”?

I have a task within my project criteria which states: "Purchasing lead-time for the steelwork is estimated at 60-80 days". What does lead time mean? Do I have to make special considerations for ...
5
votes
3answers
131 views

Should defect criticality change based on user needs?

Question Is it correct to assume that the criticality of a defect can change along with the project's progress? If so, when is this acceptable? Background Criticality is one of the indexes we've ...
5
votes
3answers
289 views

How to make realistic long term time estimations when adopting Agile methodology?

I just started to manage the technical department of a small web design firm. It's the first time I'm faced with such a job and I'm trying to figure out how to improve their project management ...
1
vote
2answers
111 views

What's a good way for a Scrum team to handle budgets and work with other departments?

In my organization, the developers are using Scrum (which started recently), but the sysadmins are not. We're about to start a large project, and we've been asked for detailed description of our ...
2
votes
4answers
139 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 ...
0
votes
1answer
123 views

PERT adjust most likely time with probability and duration time

I don't know if the name of the question is clear what I would like to do is: I need to adjust the most likely time for an activity of my project in purpose of the probability of any path through the ...
14
votes
5answers
693 views

Why are estimates treated like deadlines?

This is one thing that I've always taken as a given, the "status quo" in my line of field (software development) but never really gave it a deep thought. And even now that I do, I still don't ...
4
votes
1answer
152 views

Estimation Quote on realism vs optimism - does it exist?

I could have sworn I read a quote by Steve McConnell or perhaps Fred Brooks about teams that make conservative estimates and pessimistic deadlines but meet them every time garner more trust and ...
4
votes
1answer
141 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, ...
1
vote
3answers
130 views

What's the best way of writing user stories about “improve this metric” if I'm not sure how much improvement is possible?

Say you have a piece of software that you know can be improved on various quantifiable metrics (time to boot, CPU and memory usage, latency for various actions, accuracy of recognition tasks, etc.), ...
1
vote
6answers
507 views

Estimate hours of work for every user story

In Scrum, is it mandatory to estimate the amount of hours needed to finish every user story before putting it in the Sprint? Or should we use planning poker and use points instead of hours?
6
votes
2answers
333 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 ...
10
votes
5answers
328 views

How to estimate time required and deadlines for creative and problem-solving tasks?

How to quantify time requirements for tasks that are almost purely problem-solving or creative? And how to set deadlines based on those estimates? Practical scenario in my team: Steve must find a ...
1
vote
2answers
194 views

How can I determine a project end date when PBIs are not estimated?

How can I determine a project end date when Product Backlog Items (PBIs) are not estimated? Consider the following two examples: I am on a project that is at the beginning. I'm asked when the ...
3
votes
1answer
214 views

Small firm with 4 developers and 2 project managers in need of some guidance for project workflow

I work as a developer in a small IT firm with 4 developers and 2 project managers. We currently implement some sort of traditional project management, in which the workflow for a given project is as ...
8
votes
4answers
362 views

When can a project's wrong estimates be justified?

This question is not about project estimation techniques, initial processes, etc. Assume everything was done correctly. Recently, we gave an estimation for an Android application with development ...
1
vote
1answer
119 views

Estimating the resource usage breakdown of a project at initial proposal time?

How can one estimate the resource usage breakdown of a project at initial proposal time? For example in fixed price project, say a ten-member team project with project duration 12 months 1 PM 1 ...
2
votes
1answer
146 views

Re-Estimating a story's points midway through a timebox

I have recently come across this situation: user stories are estimated using story points timebox planning session has taken place and everything is agreed on timebox (three weeks) is in week three ...
7
votes
5answers
424 views

Estimating user stories at the start of the project so that the PM can determine a quote for the client

Recently I have started to work on a team in a new project. Our company is attempting to run things in an Agile manner. The project team consists of 4 developers each from different teams and with ...
3
votes
6answers
480 views

Why not use costs instead of story points for estimation?

I propose the following scheme for estimating user stories in a scrum process: A good programmer might cost 80000$ a year, so per hour this is 80000$/52 weeks/40 hours per week = 40$ per hour. In a ...
7
votes
5answers
457 views

Constantly under-estimating user stories

I'm the dev manager in my company. We're following what some people in the company like to call "scrum" but is in fact waterfall in scrum clothing - we are using some scrum terminology (backlog, ...
1
vote
4answers
193 views

Should I remove distraction time from developers' capacity time while giving time estimation?

I am about to give new estimations of a project delivery time, estimating iterations etc.. Besides development, developers spend much time on distractions. By distractions I mean everything(tea, ...
8
votes
2answers
226 views

Agile estimation and communication of price to customers

I'm new to this Agile way of doing estimates. For a long time I have been working in the classical way of estimating the whole project up front (roughly). Now I have started to look into the Agile ...
8
votes
4answers
1k 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 ...
0
votes
4answers
384 views

How can I plan a project that has undefined scope associated with learning new skills?

The client has set (and we have agreed to) the deadline for a project. In order to complete the project, the team needs to master a new tool chain including Selenium and Java. How do I establish a ...
2
votes
2answers
205 views

Cost of resources in virtual environments

In planning hardware costs, considering the distribution of the product in virtual/cloud environments, where the cost is derived from the use of resources, considering the following points: The ...
0
votes
2answers
194 views

What ways have you reduced cost for a software project during the planning phase?

I am getting ready to head up an internal project. I already know that the budget will be tight on this. I am looking for effective ways to reduce project cost. What I would like to see is the most ...
2
votes
5answers
317 views

Calculating time needed for finishing project from scratch [closed]

I want to calculate or estimate time needed to code a particular project. This may include time spent doing analysis, actually coding etc. I find it difficult to make a good estimate. Can someone help ...
0
votes
3answers
606 views

How to prevent top managers setting unrealistic expectations with a customer?

Currently we're working on a project where top management is providing unrealistic estimates to our customers, especially in terms of the number of bugs that we can fix. We are not talking just about ...