Statistics
The foundation under everything else. Most bad modelling decisions are really statistics decisions made without noticing.
Comparing groups
- Mann–Whitney U testSeedling
A rank-based test of whether values in one independent group tend to be larger than in the other.
- Welch’s t-testGrowing
Compares the means of two independent groups without assuming they have the same variance.
Resampling
- Bootstrap confidence intervalSeedling
Estimates the uncertainty of almost any statistic by resampling the data with replacement.
Still to learn
Describing data, Distributions, Estimation and intervals, Regression, Experiment design, Bayesian methods