How do you interpret the point Biserial correlation coefficient?
How do you interpret the point Biserial correlation coefficient? Like all Correlation Coefficients (e.g. Pearson’s r, Spearman’s rho), the Point-Biserial Correlation Coefficient measures the strength of association of two variables in a single measure ranging from -1 to +1, where -1 indicates a perfect negative association, +1 indicates a perfect positive association and 0 indicates […]