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Systematically Clean Duplicate Leads

Medium
MediumSQL & Data Manipulationnull handlingData WranglingAsked 1 times

Problem

If you are given a dataset containing student lead registrations with duplicate entries and missing contact fields for Collegedunia, how would you systematically clean this data?

Practicing as: Operations Analyst interview at Collegedunia

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Collegedunia Operations Analyst Interview Questions
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