sum of cross-products

a statistical value obtained for two sets of variables x_i and y_i defined by the summation
Σ (x_i – ӯ) (y_i – ȳ),
where ӯ is the mean value of x_i and ȳ the mean value of y_i. It is used in the multivariate analysis of variance.

Category Psychology Term

Definitions 1