Problem
Given a table of transactions and a table of user profiles, join them to find the average transaction amount for users who signed up in the last 90 days.
Practicing as: Risk Analyst interview at ChimeHi, I'll play your Chime interviewer for the Risk Analyst role. Candidates describe these interviews as mixed and moderately difficult, so expect me to be professional and fair. Take your time with the question above and answer like we're in the room.
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