HARMEAN(b1, b2, ...)
HARMEAN returns the harmonic mean of the N data points. This function is Excel compatible.
Let us assume that the cells A1, A2, ..., A5 contain numbers 11.4, 17.3, 21.3, 25.9, and 40.1. Then
HARMEAN(A1:A5) equals 19.529814427.
AVERAGE , GEOMEAN , MEDIAN , MODE , TRIMMEAN