Median weight of 100 children was 16 kgs. The standard deviation was 8.calculate the percentage coefficient of variance.
Coefficient of Variation (COV)


COV = SD × 100

Mean or Median
Is SD expressed as percentage of mean OR median.

CV = SD / MEAN × 100 = 8/16 × 100 = 50%
50%
35%
45%
55%