Problem
How would you use window functions to compare each customer's current month activity with the previous month at Applied Data Finance?
Practicing as: Data Scientist interview at Applied Data FinanceHi, I'll play your Applied Data Finance 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.
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