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Q.

For a given distribution of marks, the mean is 35.16 and  its standard deviation is 19.76 . The coefficient of variation  is

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a

35.1619.76

b

19.7835.16

c

35.1619.76×100

d

19.7635.16×100

answer is D.

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Detailed Solution

Coefficient of variation is SDMean×100 Therefore, the coefficient of variatiom is SDMean×100=19.7635.16×100
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