Statistics
Statistics on AI-ML Companion: Learning from data - patterns and inference. 12 interactive modules with live visualizations, quizzes, and hands-on Python coding.
Start free: Descriptive Stats is fully open to everyone, no account required. The other 11 modules are part of AI-ML Companion Premium; every title and summary is listed below so you can see exactly what the track covers before deciding.
Modules in this track
- Descriptive Stats (free) - Mean, median, mode
- Standard Deviation (premium) - Measuring spread
- Correlation (premium) - Do variables move together?
- Linear Regression (premium) - Fitting lines to data
- Hypothesis Testing (premium) - Making decisions from data
- Confidence Intervals (premium) - Uncertainty in estimates
- Maximum Likelihood (premium) - Where loss functions come from
- Bias-Variance Tradeoff (premium) - Why a more flexible model is not always better
- Designing an Experiment (premium) - The decisions you make before launch
- How Long Should This Run? (premium) - Sample size, power, and the effect you can actually detect
- How Experiments Lie to You (premium) - The failures that survive a correct design
- Now Decide (premium) - Turning a result into a ship or no-ship call