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Cleaning Messy Data Sets

Medium
MediumSQL & Data Manipulationdata preparationdata cleaningAnalysis

Problem

How do you approach cleaning and preparing a large, messy data set for analysis?

Practicing as: Marketing Analytics Specialist interview at Trek Bikes

Hi, I'll play your Trek Bikes interviewer for the Marketing Analytics Specialist 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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