Harmonic mean 5 ,8 and 10 is
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Answer:
Data set = 5, 8, 12, 15, 20
Total number of elements = 5
Objective :
Find what is harmonic mean value for given input data?
Formula :
Harmonic Mean Formula
Solution :
Harmonic mean =
5
1/5 + 1/ 8 + 1/ 12 + 1/ 15 + 1/ 20
=
5
0.2 + 0.125 + 0.0833 + 0.0667 + 0.05
=
5
0.525
Harmonic mean = 9.5238
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