Product Ratings vs Sales
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
- L3
Interview Prompt
Strategy wants to know whether higher-rated product categories actually pull more revenue. For each category (excluding products with no rating), compute the average rating and total transaction revenue.
Summary
Do higher ratings actually mean more revenue?
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