Data Analyst – Cohort Analysis
Practice data analyst interview questions on cohort analysis. Cover retention cohorts, user behavior over time, and interpreting cohort charts. Answer scenario-based questions and receive feedback on analytical thinking. Ideal for data analyst interview prep. First 2 questions are free with full feedback.
- Level Intermediate
- Questions 12
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Sample data analyst – cohort analysis interview questions
Preview 6 questions from this track in quiz order. In the full quiz you answer one at a time — type or speak — then get a score and feedback.
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What is a cohort analysis?
What a strong answer includes
Groups users by a shared characteristic (usually signup date) and tracks behavior over time.
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How do you calculate retention by cohort?
What a strong answer includes
Percentage of users from a cohort who return in later periods.
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Why is cohort analysis better than looking at overall retention?
What a strong answer includes
Reveals changes over time and avoids mixing different user groups.
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How would you build a weekly signup cohort?
What a strong answer includes
Groups users by the week they signed up.
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What can a cohort chart tell you?
What a strong answer includes
Whether newer cohorts retain better or worse.
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How do you interpret a cohort where retention drops sharply after week 1?
What a strong answer includes
Investigates onboarding or early experience.