Tutorials & Courses¶
Free, high quality¶
- Kaggle Learn — short, hands-on tracks (Pandas, SQL, ML, Visualization)
- StatQuest YouTube — best stats explanations on the internet
- 3Blue1Brown — visual math (linear algebra, probability)
- Seeing Theory — interactive probability/stats
- Khan Academy — Statistics
- fast.ai — practical deep learning
- Mode SQL Tutorial — practical SQL with business cases
- SQLZoo — SQL exercises
Certifications¶
- Google Data Analytics Certificate (Coursera) — beginner, free with audit
- Google Advanced Data Analytics Certificate — intermediate; Python, ML
- IBM Data Analyst Professional
- Tableau Desktop Specialist
- Microsoft DA Associate (PL-300)
- AWS Data Analytics Specialty
- GCP Professional Data Engineer
Topical learning¶
Python¶
SQL¶
- Mode SQL Tutorial
- SQLZoo
- PostgreSQL Tutorial
- LeetCode — Database problems
- HackerRank — SQL
- Use The Index, Luke — SQL performance
Visualization¶
- Tableau Public training
- From Data to Viz — chart selection
- Storytelling with Data podcast
Statistics & ML¶
- StatQuest — Statistics fundamentals
- StatQuest — ML series
- Andrew Ng — Machine Learning (Coursera)
- ISLR with Python — free book + labs
Communication¶
Practice platforms¶
- Kaggle Competitions
- DataCamp Projects
- LeetCode Database
- HackerRank — SQL
- Stratascratch — interview-style SQL/Python