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Cleaning Large Messy Datasets

Medium
MediumSQL & Data Manipulationmissing valuesdata cleaningData Wrangling

Problem

How do you approach cleaning a large, messy dataset?

Practicing as: Data Analyst interview at Copeland

Hi, I'll play your Copeland 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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