Analytics Hub · Free
Video Tutorials
Free step-by-step videos on analytics careers, Excel, SQL, Power BI, Python and interviews, grouped by topic.
9 videos
General
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SQL Data Analyst: Real-World End-to-End Project
SQL Data Analyst Real World End-to-End Project Stop learning SQL with random exercises. Start working like a real…
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Data Analyst Roadmap 2026 — The Bitter Truth in 30 Minutes to Save a Year
This is not just another roadmap video on how to become a Data Analyst in 2026. Instead, we…
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How Much Data Do You Really Need? | Sampling Techniques Explained | Data Science Tamil
Here's a problem every Data professional faces silently — You get a massive dataset. Millions of rows. You…
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Build a Dashboard in Power BI | Complete Beginner Tutorial (2026)
New to Power BI? This is the perfect starting point! In this step-by-step tutorial, you'll build a real-world…
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Will AI Replace Data Analysts? | Claude AI in Excel | Data Analysis Course in Tamil – Part 01
Are you an Excel user wondering — Will AI take my job? Claude AI has entered Excel, and…
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Regex + Pattern Matching Full Course in SQL | For Data Analyst Prep 2026
90% of Freshers Get Rejected Here — Don't Be One of Them! Top MNC and product companies like…
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Data Analysis Expressions (DAX) with Real-World Sales Analytics Case Studies | DAX Practice 2026
Are you preparing for a Data Analyst or Business Analyst interview in 2026? In this video, you will…
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RLHF Explained in Tamil | Fine-Tuning, Reward Model & PPO | LLM Interview Prep 2026
LLM Interview- RLHF concept ! video- cover : Why RLHF matters? Why Fine-Tune LLMs? Supervised Fine-Tuning (SFT) Fine-Tuning…
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Data Interview: How to Decide Drop or Fill Missing Values? | MCAR MAR MNAR Explained
Struggling with missing data in interviews or real projects? This video teaches you exactly how to decide whether…
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