Choose KPIs for short-video recommendations
Company: Meta
Role: Data Scientist
Category: Analytics & Experimentation
Difficulty: hard
Interview Round: Onsite
Quick Answer: This question evaluates a data scientist's ability to define precise product metrics, set guardrails, design and power A/B tests, and apply weighted decision frameworks for a short‑video recommender, covering metric definition, statistical analysis, experiment logistics, and escalation rules.