Forecasting total cost and duration of Product Backlog

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Part 1: Team velocity is 30 points* Sprint length is two weeks** How many Sprints will it take to complete Product Backlog? Part 2: What is the duration to complete? Part 3: What is the cost if a two week Sprint has a total resource rate of $30,000? Product Backlog Story Size As a … I want to…So that….. 3 As a … I want to…So that….. 8 As a … I want to…So that….. 2 As a … I want to…So that….. 5 As a … I want to…So that….. 8 As a … I want to…So that….. 5 As a … I want to…So that….. 2 As a … I want to…So that….. 2 As a … I want to…So that….. 12 As a … I want to…So that….. 3 As a … I want to…So that….. 3 As a … I want to…So that….. 2 As a … I want to…So that….. 8 As a … I want to…So that….. 8 As a … I want to…So that….. 5 As a … I want to…So that….. 8 As a … I want to…So that….. 20 As a … I want to…So that….. 20 As a … I want to…So that….. 5 As a … I want to…So that….. 20 As a … I want to…So that….. 20 Forecasting Total Cost and Duration of Product Backlog * If team velocity is not know you can extrapolate it by conducting a pseudo Sprint Planning session ** Team predetermines Sprint length – for the sake of this example I have select to use a two week Sprint Copyright © 2014 Russell Pannone. All rights reserved.

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Technique that can be used to forecast cost, schedule and scope for delivering on a Product Backlog

Transcript of Forecasting total cost and duration of Product Backlog

Page 1: Forecasting total cost and duration of Product Backlog

Part 1: Team velocity is 30 points* Sprint length is two weeks** How many Sprints will it take to

complete Product Backlog?

Part 2: What is the duration to complete?

Part 3: What is the cost if a two week Sprint

has a total resource rate of $30,000?

Product Backlog

Story Size

As a … I want to…So that….. 3

As a … I want to…So that….. 8

As a … I want to…So that….. 2

As a … I want to…So that….. 5

As a … I want to…So that….. 8

As a … I want to…So that….. 5

As a … I want to…So that….. 2

As a … I want to…So that….. 2

As a … I want to…So that….. 12

As a … I want to…So that….. 3

As a … I want to…So that….. 3

As a … I want to…So that….. 2

As a … I want to…So that….. 8

As a … I want to…So that….. 8

As a … I want to…So that….. 5

As a … I want to…So that….. 8

As a … I want to…So that….. 20

As a … I want to…So that….. 20

As a … I want to…So that….. 5

As a … I want to…So that….. 20

As a … I want to…So that….. 20

Forecasting Total Cost and Duration of Product Backlog

* If team velocity is not know you can extrapolate it by conducting a pseudo Sprint Planning session** Team predetermines Sprint length – for the sake of this example I have select to use a two week Sprint

Copyright © 2014 Russell Pannone. All rights reserved.

Page 2: Forecasting total cost and duration of Product Backlog

Part 1: Team velocity is 30 points Sprint length is two weeks How many Sprints will it take to

complete Product Backlog? Answer: 5 (based on Velocity of 30 points)

Part 2: What is the timeline to complete?

Part 3: What is the cost if a two week

Sprint has a total resource rate of $30,000?

Product Backlog

Story Size

As a … I want to…So that….. 3

As a … I want to…So that….. 8

As a … I want to…So that….. 2

As a … I want to…So that….. 5

As a … I want to…So that….. 8

As a … I want to…So that….. 5

As a … I want to…So that….. 2

As a … I want to…So that….. 2

As a … I want to…So that….. 12

As a … I want to…So that….. 3

As a … I want to…So that….. 3

As a … I want to…So that….. 2

As a … I want to…So that….. 8

As a … I want to…So that….. 8

As a … I want to…So that….. 5

As a … I want to…So that….. 8

As a … I want to…So that….. 20

As a … I want to…So that….. 20

As a … I want to…So that….. 5

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Forecasting Total Cost and Duration of Product Backlog

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Copyright © 2014 Russell Pannone. All rights reserved.

Page 3: Forecasting total cost and duration of Product Backlog

Part 1: Team velocity is 30 points Sprint length is two weeks How many Sprints will it take to

complete Product Backlog? Answer: 5 (based on Velocity of 30 points)

Part 2: What is the duration to complete?

Answer: 10 weeks (5 (Sprints) x 2 (weeks each Sprint) = 10)

Part 3: What is the cost if a two week Sprint

has a total resource rate of $30,000?

Product Backlog

Story Size

As a … I want to…So that….. 3

As a … I want to…So that….. 8

As a … I want to…So that….. 2

As a … I want to…So that….. 5

As a … I want to…So that….. 8

As a … I want to…So that….. 5

As a … I want to…So that….. 2

As a … I want to…So that….. 2

As a … I want to…So that….. 12

As a … I want to…So that….. 3

As a … I want to…So that….. 3

As a … I want to…So that….. 2

As a … I want to…So that….. 8

As a … I want to…So that….. 8

As a … I want to…So that….. 5

As a … I want to…So that….. 8

As a … I want to…So that….. 20

As a … I want to…So that….. 20

As a … I want to…So that….. 5

As a … I want to…So that….. 20

As a … I want to…So that….. 20

Forecasting Total Cost and Duration of Product Backlog

Copyright © 2014 Russell Pannone. All rights reserved.

Page 4: Forecasting total cost and duration of Product Backlog

Part 1: Team velocity is 30 points Sprint length is two weeks How many Sprints will it take to complete

Product Backlog? Answer: 5 (based on Velocity of 30 points)

Part 2: What is the duration to complete? Answer: 10

weeks (5 (Sprints) x 2 (weeks each Sprint) = 10)

Part 3: What is the total cost if a two week Sprint has a

total resource rate of $30,000? Answer: $300,000 ( 10 Sprints x $30,000 = $300,000.00)

Product Backlog

Story Size

As a … I want to…So that….. 3

As a … I want to…So that….. 8

As a … I want to…So that….. 2

As a … I want to…So that….. 5

As a … I want to…So that….. 8

As a … I want to…So that….. 5

As a … I want to…So that….. 2

As a … I want to…So that….. 2

As a … I want to…So that….. 12

As a … I want to…So that….. 3

As a … I want to…So that….. 3

As a … I want to…So that….. 2

As a … I want to…So that….. 8

As a … I want to…So that….. 8

As a … I want to…So that….. 5

As a … I want to…So that….. 8

As a … I want to…So that….. 20

As a … I want to…So that….. 20

As a … I want to…So that….. 5

As a … I want to…So that….. 20

As a … I want to…So that….. 20

Forcasting Total Cost and Duration of Product Backlog

Copyright © 2014 Russell Pannone. All rights reserved.

Page 5: Forecasting total cost and duration of Product Backlog

Forecasting Total Cost and Duration of Product Backlog

Copyright © 2014 Russell Pannone. All rights reserved.

Forecast based on calculations from previous slides =• Duration to complete = 10 weeks• Cost to complete = $300,000.00 Because of the relevance of the cone-of-uncertainty I

would change forecast to: Duration to complete = 14 weeks Cost to complete = $360,000.00