Covariance
Also written: Cov, np.cov
A measure of whether two variables move together: positive if they tend to be high or low at the same time, negative if one rises as the other falls. Zero covariance does not prove independence.
Also written: Cov, np.cov
A measure of whether two variables move together: positive if they tend to be high or low at the same time, negative if one rises as the other falls. Zero covariance does not prove independence.