If standard deviation & mean of a data set is 5 and 30, then find the coefficient of variance .

\(\frac{2}{3}\)  \(\frac{5}{6}\)  \(\frac{1}{6}\)  \(\frac{1}{3}\)

\(\frac{1}{6}\)

Coefficient of variance = \(\frac{standard\;deviation}{mean}\) = \(\frac{5}{30}\) = \(\frac{1}{6}\)