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© 2010 AT&T Intellectual Property. All rights reserved. AT&T and the AT&T logo are trademarks of AT&T Intellectual Property. Deeper Dive Into: User Stories Backlog Retrospectives
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2 © 2010 AT&T Intellectual Property. All rights reserved. AT&T and the AT&T logo are trademarks of AT&T Intellectual Property. User Stories User stories are Agile product requirements Describes features to be implemented Covers additional detail than a typical requirement in IT UP Who is the beneficiary of the user story? What needs to be implemented? What will it take for this user story to pass testing? How does this user story fit into the bigger picture? What is a User Story? Example Example requirement in IT UP The walls of the bedroom will be painted red. Translated into an Agile user story As the owner of the house, I want to have the walls of my bedroom painted red so that they match my bed spread and paintings I intend to hang on the wall. To be accepted all walls must be painted red from floor to ceiling such that no white shines through.
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3 © 2010 AT&T Intellectual Property. All rights reserved. AT&T and the AT&T logo are trademarks of AT&T Intellectual Property. User Stories Product Owners or Product Owner Delegates: Creation Prioritization Answer any questions and guide the vision for the Delivery Team Delivery Teams: Estimate Commit to delivery within an iteration Break into tasks Work is pulled by the team, not assigned Track progress Roles and Responsibilities
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4 © 2010 AT&T Intellectual Property. All rights reserved. AT&T and the AT&T logo are trademarks of AT&T Intellectual Property. User Stories As a, I want to, so that The additional information provides the delivery team additional context it changes are needed on the fly Acceptance Criteria Functionality required to confirm successful completion of a user story Provides a clear target for development and test Gives insight into how the customer will use the functionality Drives test driven development Defines done/done Explains what will be demoed during a sprint review Format of a User Story
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5 © 2010 AT&T Intellectual Property. All rights reserved. AT&T and the AT&T logo are trademarks of AT&T Intellectual Property. User Stories Independent – a user story in an iteration should not have to wait for another user story to be completed before it can be worked Negotiable – small stories are straight forward and well defined, large stories have more flexibility to change Valuable – each story adds some piece of functionality Estimable – stories contain enough information to gauge effort Small – stories should be accepted iteratively, they should be broken down as small as possible to drive iterative delivery Testable – acceptance criteria must be clearly defined Making a Great User Story
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6 © 2010 AT&T Intellectual Property. All rights reserved. AT&T and the AT&T logo are trademarks of AT&T Intellectual Property. User Stories Define the relative effort of a user story compared to other user stories of the same product in the same Scrum team Do not individually correlate to a number of hours to complete the work Are evaluated as a Scrum team Allow for imprecision in estimates Are added together to create story point estimates for epics Task Estimates Individuals break out user stories into tasks and take ownership Task estimates represent an individuals amount of effort to get the piece of work done in hours User stories can and will have multiple tasks delivered by different members of the Scrum team Story Points
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7 © 2010 AT&T Intellectual Property. All rights reserved. AT&T and the AT&T logo are trademarks of AT&T Intellectual Property. User Stories US13253 - Modify the current SPAM button & Response Message – iPhone As a user of mark the spot application I want to view spam button label as Report Spam Text Message & when I submit spam text message I want to see the response message to display the following verbiage Please forward SPAM Text Message to 7726 (SPAM) with OK button Acceptance Criteria Modify the current SPAM button. Remove the word ‘SMS’ and change it to ‘Report Spam Text' Message Modify the response message from ‘Please forward the SPAM SMS to SPAM (7726)’ to ‘Please forward SPAM Text Message to 7726 (SPAM)’. Parent User Story US4968: Project: AT&T Mark the Spot - iPhone/iPad (Consumer) - Version 3.0 Planned Estimate 1 story point Owner Pulp Fiction scrum team Tasks Modify label of button – 1 hour – Marshall Margenau Test to ensure label has correct verbiage – 1 hour – Mallika Kopparapu Example
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8 © 2010 AT&T Intellectual Property. All rights reserved. AT&T and the AT&T logo are trademarks of AT&T Intellectual Property. Backlog A list of all user stories not completed and not in the current iteration It should consist of at least 2 future iterations worth of work that has been estimated Can be used if the Delivery Team is ahead of schedule to pull in additional work to the iteration to increase velocity Prioritized by business value Serves as an up to date product implementation timeline Can be reprioritized every iteration by the Product Owner What is a Backlog?
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9 © 2010 AT&T Intellectual Property. All rights reserved. AT&T and the AT&T logo are trademarks of AT&T Intellectual Property. Backlog Prioritization of user stories requiring implementation Estimate the user stories as they are prioritized to the top if they are not already estimated Ensure well formed user stories Break up epics into smaller, deliverable user stories Occur at least once per iteration Delivery Team discusses user stories to ensure understanding Everyone who could benefit from discussion should attend Product Owner, Scrum team, outside SMEs, Project Manager Expect changes to the backlog each iteration Grooming Sessions Use these as an opportunity to provide feedback to the client/customer, make suggestions on how to improve the product, and build customer satisfaction
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10 © 2010 AT&T Intellectual Property. All rights reserved. AT&T and the AT&T logo are trademarks of AT&T Intellectual Property. Backlog The Product Iceberg Priority Sprint Release Future Releases The higher on the pyramid, the higher the priority, the sooner the user story is worked
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11 © 2010 AT&T Intellectual Property. All rights reserved. AT&T and the AT&T logo are trademarks of AT&T Intellectual Property. Retrospectives The team’s way of analyzing what is working and what is not, and quickly make process improvements to drive overall efficiencies to delivery Retrospectives are the primary means the Scrum team has to make themselves better What is a Retrospective? Example Painting the bedrooms red Painting side to side is taking too long, let’s try up and down These paint brushes are too thin, let’s get bigger ones We ran out of red paint this iteration and it cost us a day, let’s ensure we have enough next time
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12 © 2010 AT&T Intellectual Property. All rights reserved. AT&T and the AT&T logo are trademarks of AT&T Intellectual Property. Retrospectives Scrum Masters facilitate the discussion The Delivery Team discusses: What is working and we should continue? What is not working and should be discontinued? What are some new ideas to drive efficiencies that we should start doing? Only the committed team members should join All participants must be open to discuss Roles and Responsibilities Identify What and Why, not Who Encourage and foster open discussions Promote active participation Track process improvements in a retrospective log Steal ideas from other Scrum teams Making Retrospectives Work
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