biostatistical analysis zar spearman
in \( \sum d_i^2 \). Apply the Spearman’s Formula: \[ \rho = 1 - \frac{6 \sum d_i^2}{n(n^2 - 1)} \] where: \( n \) is the number of data pairs, \( d_i \) is the difference between the ranks of each pair. Interpretation of Spearman’s Rho Range: Values of \( \rho \) range from -1 to +1. Positive Val