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#has-images #quantitative-methods-basic-concepts #statistics

**Harmonic Mean**
**harmonic mean** of n numbers x_{i} (where i = 1, 2, ..., n) is:

The

The special cases of n = 2 and n = 3 are given by:

and so on.

For n = 2, the harmonic mean is related to arithmetic mean A and geometric mean G by:

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