finf the arithmetic mean and harmonic mean from the following set of data 12, 14, 17, 20, 24, 29, 35
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Arithmetic mean
=Sum of observations/Total no. of observations
12+14+17+20+24+29+35/7
ans-121
Harmonic mean
Harmonic mean is done by taking reciprocal of the no.of observations
like
there are 7 observations
so,
7/1/12+1/14+1/17+1/20+1/24+1/29+1/35
0.8094827
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