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Data Interview Question

Community Engagement Metrics

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Requirements Clarification & Assessment

  1. Objective Understanding:

    • The primary goal is to evaluate community engagement and activity metrics on Stack Overflow.
    • Focus on user interactions such as posting questions, answering, commenting, and voting.
  2. Key Performance Indicators (KPIs):

    • Identify metrics that reflect the community's health and engagement levels.
    • Consider the time dimension to track trends and patterns over time.
  3. Data Source:

    • Utilize the post_analytics table.
    • Key columns include id, user_id, created_at, comment_count, view_count, answer_count, upvotes.
  4. Contextual Background:

    • Stack Overflow's success is measured by the variety and quality of questions and answers.
    • User engagement is critical, reflected by active participation and content interaction.
  5. Constraints & Assumptions:

    • Assume weekly patterns for user activity.
    • Consider aggregate metrics for a comprehensive view of engagement.
  6. Desired Outcome:

    • Develop three metrics to monitor community engagement effectively.
    • Formulate SQL queries to extract these metrics from the data.