Math, asked by chiragkaushik90, 8 months ago

Calculate the harmonic mean of 9.7, 9.8 , 9.5 , 9.4 , and 9.7 A 9.65 B 9.45 C 9.6172 D 8.9543

Answers

Answered by naina7060

0

Answer:

sum of all observations

mean= ___________________

no.of observation

9.7+9.8+9.5+9.4+9.7

________________

5

48.1

___

5

9.22

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