The covariance formula differs from the variance formula in that instead of squaring the difference between each score and its mean, we multiply the difference between each x score and its mean with each y score and its mean.

Question

Quizplus · Accepted Answer

Covariance measures the relationship between two variables, so it involves multiplying the deviations of each variable from their respective means, unlike variance which measures the spread of a single variable by squaring its deviations from the mean.

The Covariance Formula Differs from the Variance Formula in That