Problem
Write a Python script using Pandas to merge two mismatched datasets, handle missing values, and aggregate the results by a specific time-series window.
Practicing as: Data Scientist interview at TeradataHi, I'll play your Teradata 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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