Harmonic mean

The harmonic mean is one of several kinds of average. The harmonic mean can be expressed as the reciprocal of the arithmetic mean and is used around the mean to calculate ratios (quotient of two quantities).

To perform the calculation, enter a series of numbers. Then click the 'Calculate' button. The list can be entered unsorted.

Input format

The data can be entered as a series of numbers, separated by semicolons or spaces. You can enter the data as a list (one value per line). Or from a column from Excel spreadsheet by copy & paste

Harmonic mean formula

Example