in what situations is covariance preferred to correlation? why is covariance preferred over correlation? which is preferable to correlation or covariance? why do you prefer correlation to covariance? which is the preferred method in which correlation and covariance are used? why is correlation and covariance important? why is covariance preferred over correlation why is a correlation important when is correlation preferred over covariance? why use covariance what is better covariance or relationship why use covariance instead of correlation why is covariance preferred over correlation? when is covariance preferred to correlation which of the following is true of covariance why is correlation preferred over covariance when is correlation or covariance used what type of information is covariance why is covariance preferred over correlation when to use covariance and correlation why is correlation preferred vs covariance