Calculate Kvalseth's COV.
A frequency vector
This function calculates Kvalseth's COV, a measure of dispersion based on linear Euclidean distances. It is based on th IOV measure, implemented as
BerryMielke. This function follows the presentation by Blair and Lacy 2000.
The function returns the COV.
Blair, J., and M. Lacy. 2000. Statistics of Ordinal Variation. Sociological Methods \& Research 28 (3): 251-280.
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