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when to use geometric mean and harmonic mean. Use the harmonic mean or weighted arithmetic mean. Use the geometric mean.
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Use the harmonic mean or weighted arithmetic mean. The exceptions are if the data contains negative or zero values then the geometric and harmonic means cannot be used directly. Geometric mean of 7912 log 10 7 log 10 9 log 10 12 287852179.
Using the arithmetic mean and geometric mean so calculated find the harmonic mean between the two numbers.
In mathematics the geometricharmonic mean M of two positive real numbers x and y is defined as follows. H1 is the reciprocal of the arithmetic mean of the reciprocals of x and y. The harmonic mean of a1 a2 a3 a4. If all values in a nonempty dataset are equal the three means are always equal to one another.
