Data driven design
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Transcript of Data driven design
de·sign /dəˈzīn/ noun1. a plan or drawing produced to show the look and function or workings
of a building, garment, or other object before it is built or made.2. purpose, planning, or intention that exists or is thought to exist behind
an action, fact, or material object.
verb3. decide upon the look and functioning of (a building, garment, or other
object), typically by making a detailed drawing of it.
Overview
• Customer Lifecycles• Goal Driven Design• Feature Competition• Measuring Customer Satisfaction
Won’t cover:• A/B Testing• Usability studies
Modeling Lifecycles
• Identify key behaviors that represent levels of user expertise
• Classify users by expertise segments and evaluate satisfaction by segment
Features
Share a photo
Goals
Make someone laugh
Buy a book
Accounting automation
Stay in touch with friends
Save time
Learn something new
Entertainment
Do you want Feature A?• Yes• No
Which do you like best?• Feature A• Feature B• Feature C• Feature D• Feature E
Feature 0
Feature 1 Feature 2 Feature 3 Feature 4
70% 20% 5%5%
Feature 0
Feature 1 Feature 3 Feature 4
40% 30%30%
Feature Competition
• Do not analyze features in a vaccuum
• Run experiments to understand feature independence
On a scale of 1 to 10, how likely are you to recommend this talk?
1 2 3 4 5 6 7 8 9 10
Very Unlikely Very Likely
On a scale of 1 to 10, how likely are you to recommend this talk?
1 2 3 4 5 6 7 8 9 10
NPS = % Promoters - % Detractors
Detractors Promoters
Measuring Feature Satisfaction
All Customers
Promoters Detractors
Feature 1 34% 20%
Feature 2 75% 17%
Feature 3 20% 80%
Feature 4 67% 50%
Feature 5 23% 25%
Measuring Feature Satisfaction
All Customers
Promoters Detractors
Feature 1 34% 20%
Feature 2 75% 17%
Feature 3 20% 80%
Feature 4 67% 50%
Feature 5 23% 25%
Measuring Happiness
• Use satisfaction to segment customers
• Analyze differences in behavior by segment
• IMPORTANT: Account for other factors!
Review
• Design for customer goals, not features
• Model the entire customer lifecycle• Segment by both expertise and
satisfaction• Don’t analyze features in a vaccuum• Correlate features with happiness