Introduction to Statistics (Stanford)
Self-paced
Yes
High school algebra
Stanford’s rigorous intro stats course — descriptive statistics, probability, distributions, hypothesis testing, regression.
What you will learn:
- Descriptive statistics
- Probability distributions
- Hypothesis testing
- Linear regression and correlation
Who it is for: Anyone needing real statistics foundations for data science, ML, or research.
Honest take: Free, rigorous, Stanford-quality. The right stats course before any ML curriculum.