🤥 Statistics cheatsheet
General
- 🍔 Sample size
- 👥 Population size
- 🎯 Median
- 🧮 Mode
- ⌀ Mean
- ↔︎ Variance var(x)
- σ Standard deviation
- 💥 Effect Size
- chi-saquared statistics
- Degrees of freedom
Hypothesis
- θ: population parameter
- 𝜶: significance level = type 1 error rate
- β: test power = type 2 error rate
- N: total number of results
- X: number of true results
- T: critical value
- p: P-value