Problem
How would you use SQL window functions to calculate a rolling 7-day average of transactions by user?
Practicing as: Data Scientist interview at Kpmg UsHi, I'll play your Kpmg Us interviewer for the Data Scientist role. Candidates describe these interviews as mostly positive and moderately difficult, so expect me to be friendly and conversational. Take your time with the question above and answer like we're in the room.
You are practicing as a guest. Sign up free to get your answer graded with AI feedback. Your draft stays right here.
