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Top 10 AB Test Variants

A medium SQL mock interview question on DataDriven. Practice with AI-powered feedback, real code execution, and a hire/no-hire decision.

Domain
SQL
Difficulty
medium
Seniority
mid

Interview Prompt

For the 'onboarding_v3' A/B test, rank the top 10 results by metric value, showing the rank, variant name, and user ID. Do not include duplicate variants. Results should go from rank 1 upward.

How This Interview Works

  1. Read the vague prompt (just like a real interview)
  2. Ask clarifying questions to the AI interviewer
  3. Write your sql solution with real code execution
  4. Get instant feedback and a hire/no-hire decision