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MetaProduct SenseHard~25 min
Feature Impact on User Happiness
Meta's leadership has been pushing teams to optimize for user wellbeing, not just engagement. You've been asked to develop a framework for measuring whether a feature actually makes users happier — a much harder question than whether it drives engagement.
Duration
~25 minutes
Difficulty
Hard
Free
Your first session · then $3 per session
- ~25 minute AI-powered mock interview
- Realistic interviewer pushback
- Stage-by-stage debrief with ratings
- Signal coverage map
- Reference response for comparison
Sign up free with Google · No card required
Skills tested
Measurement methodologyProxy metricsMixed methodsDistinguishing engagement from wellbeing
Interview stages
1
Define and measure happiness
2
Engagement vs. happiness divergence
3
Compulsive vs. genuine usage
4
Experiment design
What you'll get back
After the session, you'll get a detailed debrief: stage-by-stage ratings (Strong / Developing / Weak), a signal coverage map showing which key points you hit, specific feedback on your reasoning and communication, and a reference response to compare against.