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The Shifting Standard
A medium Python mock interview question on DataDriven. Practice with AI-powered feedback, real code execution, and a hire/no-hire decision.
- Domain
- Python
- Difficulty
- medium
- Seniority
- senior
Interview Prompt
Our streaming ingestion monitor computes running averages as data batches arrive. Write a function that processes a list of batches (each a list of numbers) and after each batch, returns the running average of all numbers seen so far across all batches.
How This Interview Works
- Read the vague prompt (just like a real interview)
- Ask clarifying questions to the AI interviewer
- Write your python solution with real code execution
- Get instant feedback and a hire/no-hire decision