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Top Free Resources to Learn Data Science Online

Here are some of the top free resources to learn data science online, covering various aspects like Python, statistics, machine learning, and real-world projects:

🌐 Courses & MOOCs

  1. Harvard's CS50 Introduction to Computer Science
    • Platform: edX
    • Great for beginners in computer science, which is foundational for data science.
  2. IBM Data Science Professional Certificate
    • Platform: Coursera (Free to audit individual courses)
    • Covers Python, SQL, data analysis, and more.
  3. Google’s Machine Learning Crash Course
    • Practical, beginner-friendly ML course with interactive visualizations and exercises.
  4. MIT OpenCourseWare – Introduction to Computational Thinking and Data Science
    • Focuses on Python, algorithms, and real data applications.

📚 Interactive Learning Platforms

  1. Kaggle Learn
    • Hands-on tutorials on Python, Pandas, Machine Learning, Deep Learning, SQL, and more.
    • Real-world datasets included.
  2. DataCamp (Free Courses)
    • While many are paid, some foundational courses are free.
  3. freeCodeCamp – Data Analysis with Python
    • Covers Numpy, Pandas, data visualization, and statistics.

📊 Mathematics & Statistics

  1. Khan Academy – Statistics and Probability
    • Beginner-friendly explanations of foundational statistical concepts.
  2. StatQuest with Josh Starmer (YouTube)
    • Crystal-clear videos on statistics and machine learning.

🧠 Practice & Projects

  1. DrivenData or Kaggle Competitions
  • Compete on real-world problems, get experience with datasets, and see others' solutions.
  1. GitHub – Awesome Data Science
  • A curated list of free books, tutorials, tools, and datasets.

Would you like me to tailor a roadmap using these resources depending on your skill level or goals?