Statistical Measures of Returns with Mara Ellington & Dorian Hayes.In this bite-size Quant Methods episode, we turn raw return data into insight: Means that matter: arithmetic vs. geometric returns (μ, g). How variance, standard deviation & downside risk frame volatility (σ, σ2). Reading the shape: skewness, kurtosis & (non-)normality. Why cov(Ri, Rj) and ρ drive diversification.Perfect if you want CFA Level I stats to finally “click”.