Above Category Average
A easy SQL mock interview question on DataDriven. Practice with AI-powered feedback, real code execution, and a hire/no-hire decision.
- Domain
- SQL
- Difficulty
- easy
- Seniority
- L5
Interview Prompt
The merchandising team wants to spot outperforming products ahead of the quarterly review. Find every product whose average transaction amount beats the average transaction amount across its whole category, and return the product name, its own average, and the category average.
Summary
The category average is one thing. These beat it.
How This Interview Works
- Read the vague prompt (just like a real interview)
- Ask clarifying questions to the AI interviewer
- Write your sql solution with real code execution
- Get instant feedback and a hire/no-hire decision