Coefficient of variation sd / mean (sample standard deviation). Equivalent to DescTools::CoefVar() in R.
DescTools::CoefVar()
cv([2, 4, 4, 4, 5, 5, 7, 9]); // 0.4276 Copy
cv([2, 4, 4, 4, 5, 5, 7, 9]); // 0.4276
Coefficient of variation sd / mean (sample standard deviation). Equivalent to
DescTools::CoefVar()in R.