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Data Interview Question

Enhanced Notification System on User Engagement

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Requirements Clarification & Assessment

  1. Objective:

    • Increase user engagement and retention through enhanced notifications.
    • Ensure that users do not miss out on valuable content.
  2. Notification Details:

    • Type: Push notifications via app.
    • Frequency: No upper bound on the number of notifications.
    • Content: Assumed to be relevant and interesting to users.
  3. User Base:

    • Subscribers: Users paying a monthly fee (paid membership).
    • Unsubscribers: Users opting out of notifications or leaving the platform.
  4. Engagement Metrics:

    • Click-through rate (CTR) on notifications.
    • User interactions (likes, shares, comments).
    • Time spent on the app.
  5. A/B Testing Details:

    • Duration: Clarify whether it was conducted over a week, month, or day.
    • Group Selection: Random selection or specific clustering.
  6. Potential Influences:

    • Notification timing and frequency.
    • Content relevance and personalization.
    • User segments and characteristics.
  7. Hypotheses:

    • Volume of notifications may be overwhelming.
    • Content relevance may not align with user interests.
    • Unsubscribers may have pre-existing disengagement.