Problem
Write a Python script using Pandas to merge two datasets, handle missing values, and calculate a rolling average of a numeric column.
Practicing as: Data Analyst interview at LtimindtreeHi, I'll play your Ltimindtree interviewer for the Data Analyst 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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