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How to Become a Data Analyst in 2025

Carlos da Costa
ILLUMINATION
Published in
6 min readJan 29, 2025

Photo by Carlos Muza on Unsplash

In 2025, data continues to be the new gold, fueling innovation and transformation across industries worldwide. From technology and healthcare to marketing and finance, the demand for data professionals — including data analysts, data scientists, and data engineers — is at an all-time high.

In this comprehensive guide, we’ll break down the step-by-step process to becoming a data analyst, covering the key skills, essential tools, and top free resources to help you succeed.

But first, let’s explore what a data analyst does and why this role is so crucial in today’s data-driven world.

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What does a Data Analyst do?

A data analyst examines and interprets data to help companies make informed, data-driven decisions. Instead of relying on intuition or guesswork, businesses use actionable insights to develop strategies backed by evidence and measurable facts.

To succeed in this role, a data analyst needs a combination of critical thinking, analytical skills, and technical proficiency.

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ILLUMINATION
ILLUMINATION

Published in ILLUMINATION

We curate and disseminate outstanding articles from diverse domains and disciplines to create fusion and synergy.

Carlos da Costa
Carlos da Costa

Written by Carlos da Costa

A data science enthusiast making data-related concepts accessible to everyone. Let's connect @ https://www.linkedin.com/in/carlosdavidcosta

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