Post on 23-Jan-2015
description
Using Silent Grouping to Size User Stories
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@ken_power ken.power@gmail.com
The Goals of Each Part of Silent Grouping
@ken_power ken.power@gmail.com
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Do something cool
As a User I want to do something cool with the product So that I can benefit in some way
Do something cool
As a User I want to do something cool with the product So that I can benefit in some way
Do something cool
As a User I want to do something cool with the product So that I can benefit in some way
Do something cool
As a User I want to do something cool with the product So that I can benefit in some way
Do something cool
As a User I want to do something cool with the product So that I can benefit in some way
Do something cool
As a User I want to do something cool with the product So that I can benefit in some way
Do something cool
As a User I want to do something cool with the product So that I can benefit in some way
Do something cool
As a User I want to do something cool with the product So that I can benefit in some way
Do something cool
As a User I want to do something cool with the product So that I can benefit in some way
Do something cool
As a User I want to do something cool with the product So that I can benefit in some way
Do something cool
As a User I want to do something cool with the product So that I can benefit in some way
Do something cool
As a User I want to do something cool with the product So that I can benefit in some way
Do something cool
As a User I want to do something cool with the product So that I can benefit in some way
Do something cool
As a User I want to do something cool with the product So that I can benefit in some way
Do something cool
As a User I want to do something cool with the product So that I can benefit in some way
Do something cool
As a User I want to do something cool with the product So that I can benefit in some way
Do something cool
As a User I want to do something cool with the product So that I can benefit in some way
Do something cool
As a User I want to do something cool with the product So that I can benefit in some way
Do something cool
As a User I want to do something cool with the product So that I can benefit in some way
Do something cool
As a User I want to do something cool with the product So that I can benefit in some way
Do something cool
As a User I want to do something cool with the product So that I can benefit in some way
Do something cool
As a User I want to do something cool with the product So that I can benefit in some way
Do something cool
As a User I want to do something cool with the product So that I can benefit in some way
Do something cool
As a User I want to do something cool with the product So that I can benefit in some way
Do something cool
As a User I want to do something cool with the product So that I can benefit in some way
Do something cool
As a User I want to do something cool with the product So that I can benefit in some way
Do something cool
As a User I want to do something cool with the product So that I can benefit in some way
Do something cool
As a User I want to do something cool with the product So that I can benefit in some way
Do something cool
As a User I want to do something cool with the product So that I can benefit in some way
Do something cool
As a User I want to do something cool with the product So that I can benefit in some way
Do something cool
As a User I want to do something cool with the product So that I can benefit in some way
Do something cool
As a User I want to do something cool with the product So that I can benefit in some way
Do something cool
As a User I want to do something cool with the product So that I can benefit in some way
Do something cool
As a User I want to do something cool with the product So that I can benefit in some way
Do something cool
As a User I want to do something cool with the product So that I can benefit in some way
@ken_power ken.power@gmail.com
0 5
10 15 20 25 30 35 40 45
50
P1 F1
U1 C1
Time (m
inutes)
P1 F1 U1 C1 Silent Grouping 0.2 0.4 0.3 0.1 Planning Poker 37 36 45 0
Average Time to Size a User Story
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0
20
40
60
80
100
120
140
160
P1 F1 U1 C1 User Stories Sized with Silent
Sizing 70 82 42 150
User Stories Sized with Planning Poker 10 20 4 0
Num
ber of User Stories
Using Planning Poker and Silent Grouping
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0
20
40
60
80
100
120
140
160
P1 F1 U1 C1 Number of User Stories Per
Product 80 102 46 150
Num
ber of User Stories
Number of User Stories Per Product
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Product
Average Time Per User Story Planning Poker (minutes)
Average Time Per User Story using Silent Sizing (minutes)
EsAmated Time Saving using Silent Sizing (minutes)
EsAmated Time if Planning Poker were used for all (hours)
EsAmated Time Saving using Silent Sizing (hours)
Total EsAmated Person-‐Hour Savings (Hours)
Total EsAmated Person-‐Day Savings (Days)
P1 37 0.2 2575.0 49.3 42.9 515.0 68.7 F1 36 0.4 2917.0 61.2 48.6 437.6 58.3 U1 45 0.3 1877.5 34.5 31.3 563.3 75.1 C1 N/A 0.1 4408.0 73.8 73.5 1175.5 156.7 Totals 0.2 11777.5 218.8 196.3 2691.3 358.8
@ken_power
Product
Total Number of User Stories
Total Number Sized using Planning Poker
Time using Planning Poker (minutes)
Total Number sized Using Silent Sizing
EsAmated Time Saving using Silent Sizing (hours)
HypotheAcal Cost Savings ($)
P1 80 10 370 70 42.9 25,750.00 F1 102 20 720 82 48.6 21,877.50 U1 46 4 180 42 31.3 28,162.50 C1 150 0 0 150 73.5 58,773.33 Totals 378 34 1270 344 196.3 134,563.33
@ken_power
@ken_power ken.power@gmail.com
@ken_power ken.power@gmail.com