Statistics
Statistical percentages: CI, MoE, CV, z-score, correlation, Sharpe, beta.
For statistical analyses where percentages are the natural unit. Useful for data and finance work.
- Confidence intervalCI = estimate ± margin.
- Margin of errorUK polling MoE.
- Std dev as %Coefficient of variation.
- Z-score → percentileCumulative normal.
- Correlation %Pearson r.
- Sharpe ratioRisk-adjusted return.
- BetaStock vs market volatility.