Principal Component, Analytics, Mathematics, Data Science, Data Visualization.
two different variables. In our example, you can see the A matrix and mean of every column. Therefore, the implementation for one of the value for the covariance matrix: Cov(X,Y) = [(6–5)*(4–5.6) + (8–5)*(3–5.6) + (5–5)*(8–5.6) + (4–5)*(5–5.6) + (2–5)*(8–5.6) ] / (5–1) What does this covariance