Generally speaking, if two quantitative variables are unrelated, the covariance will be a positive or negative number close to zero.

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When two variables are unrelated, their covariance will be close to zero, but it can be positive or negative depending on the specific values of the variables. However, if the variables are truly independent, their covariance will be exactly zero.

Generally Speaking, If Two Quantitative Variables Are Unrelated, the Covariance