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7 Completely FREE Math Courses for Data Science

Today I've got your back with this fantastic list of 7 Completely FREE Math Courses for Data Science straight from Udacity. Whether you're a math whiz looking to dive into data or a total newbie, these courses are like your math superhero squad.

1. Linear Algebra Refresher Course

Description: This course takes you back to the basics of algebra, but with a data twist. Learn how to play with equations and matrices to make sense of data transformations.


  • Super beginner-friendly – no math trauma!
  • Understand vectors and matrices like a boss.
  • Perfect starting point for data science math.


  • Might feel a tad slow for math veterans.
  • Not deeply focused on complex topics.

2. Intro to Statistics

Description: Numbers, numbers everywhere! This course guides you through understanding data by mastering the art of statistics. Get ready to find meaning in data chaos.


  • No math jargon – just plain English!
  • Learn to spot trends and outliers.
  • Super useful for reading research papers.


  • Doesn't dive into advanced statistical models.
  • Some topics might feel repetitive.

3. Intro to Inferential Statistics

Description: Predicting the future? Yes, please! This course helps you become a data fortune-teller by making educated guesses based on data patterns.


  • Unlock the power of hypothesis testing.
  • Learn to make predictions with confidence.
  • Great for decision-making scenarios.


  • Some concepts might need extra pondering.
  • Not much on real-world applications.

4. Intro to Descriptive Statistics

Description: Meet the storyteller of data – descriptive statistics. Learn how to summarize data in snazzy graphs and charts, making data more understandable.


  • Nail down histograms, bar charts, and more.
  • Perfect for data presentation skills.
  • Practical approach to data description.


  • Not much on advanced visualization techniques.
  • Might seem basic for experienced data handlers.

5. Eigenvectors and Eigenvalues

Description: Fancy terms, simple magic. This course unveils the mysteries behind eigenvectors and eigenvalues, which are like tools to transform data in smart ways.


  • Understand the magic behind PCA (Principal Component Analysis).
  • Useful for image and signal processing.
  • A leap into more advanced data math.


  • Can get complex – brace for a challenge.
  • Limited application in beginner-level projects.

6. Intro to Artificial Intelligence

Description: AI and math – a dynamic duo. This course introduces you to AI's math side, making sure you're equipped to dive into the world of smart algorithms.


  • No AI expertise needed – just curiosity.
  • Learn how math powers AI decisions.
  • Explore the future of tech with confidence.


  • Light on hands-on AI implementation.
  • Not a deep dive into AI's complex math.

7. Differential Equations in Action

Description: Real-world puzzles, meet math solutions. This course tackles dynamic systems using differential equations, helping you predict how things change over time.


  • Dive into predictive modeling.
  • Great for modeling changes in data.
  • Think of it as data time-travel!


  • Not for math-phobes – can be challenging.
  • Limited direct application in basic data projects.

Check-> 10 Mathematics for Data Science Free Courses

Becoming the Data Math-Master

And there you have it – the 7 Completely FREE Math Courses for Data Science from Udacity that turn you into a math ninja for data adventures.

But Wait, What Math Do You Really Need for Data Science?

Great question! Data science is like a recipe that blends various mathematical ingredients to cook up insights. Let's break down the key math flavors that you'll want to savor:

  • Statistics: This is the bedrock of data science. It's like the language through which data tells its story. You'll need to grasp concepts like mean, median, standard deviation, and correlation to make sense of your data's narrative.

  • Linear Algebra: Think of this as your data toolbox. You'll use vectors and matrices to handle large datasets and complex operations. Linear algebra helps you transform and manipulate data, which is super important for algorithms and machine learning.

  • Calculus: Calculus is like the artist's brush that paints the dynamic world of data. Differential calculus helps you understand how things change over time, while integral calculus helps you calculate accumulated changes. It's essential for modeling growth, decay, and various dynamic processes.

  • Probability: Ever played dice games? Probability is your guide to understanding uncertainty. It helps you measure the likelihood of events happening. In data science, probability is crucial for making predictions and understanding the uncertainty in those predictions.

  • Optimization: Think of this as finding the best path in a maze. Optimization helps you find the best solution from a range of possibilities. In data science, this comes in handy when fine-tuning models to achieve the best performance.

Check-> How to Learn Math for Machine Learning: Step by Step Guide?

As you embark on your data science journey, these are the core math ingredients that will empower you to analyze data, build models, and draw meaningful conclusions. While these basics provide a solid foundation, more advanced concepts like calculus-based statistics, linear regression, and even discrete mathematics might come into play as you delve deeper into the field.

Remember, math in data science is like your compass in a vast wilderness of information. As you navigate through the courses and your practical projects, these math principles will guide you towards uncovering the insights that data holds. So, buckle up, embrace the math adventure, and get ready to wield numbers like a true data wizard!

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