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Prove the following covariance identities using summation properties:

Posted: Wed Jul 06, 2022 12:27 pm
by answerhappygod
Prove the following covariance identities using summationproperties:
Prove The Following Covariance Identities Using Summation Properties 1
Prove The Following Covariance Identities Using Summation Properties 1 (40.47 KiB) Viewed 10 times
n (i) For any {(xi, Yi)}_1, Say = n (ii) For any {(xi, Yi)}?_=1, Sxy 1 n n Σ(xi - T) Yi i=1 n ΣXiYi - T • Y i=1