Quick Overview

This question evaluates proficiency in data manipulation and analytics using SQL or Python, testing skills such as joins, time-based filtering, cohort identification, aggregation, percentage share calculations, and monthly source-level rollups.

Analyze advertiser spend by source

Company: Meta

Role: Data Scientist

Category: Data Manipulation (SQL/Python)

Difficulty: medium

Interview Round: Onsite

Quick Answer: This question evaluates proficiency in data manipulation and analytics using SQL or Python, testing skills such as joins, time-based filtering, cohort identification, aggregation, percentage share calculations, and monthly source-level rollups.

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