Explain why CTR rises but CVR unchanged
Company: Amazon
Role: Applied Scientist
Category: Analytics & Experimentation
Difficulty: medium
Interview Round: Onsite
Overview: This question evaluates a candidate's competency in experimental design and statistical analysis, specifically interpreting divergent engagement and outcome metrics (CTR increase vs CVR unchanged) and performing stratified inference with limited subgroup data.
Read the full Amazon Applied Scientist interview experience this question came from
