Harmonic Mean Formula – Definition, Examples & Applications
Harmonic mean formula: For n positive numbers \(x_1,…,x_n\), the harmonic mean is HM = n ÷ (1/x1 + 1/x2 + … + 1/xn). Use HM to average rates (speed, P/E ratios) where denominators matter. In statistics, data science or just…
