Mathematics
Mathematics, 15.07.2020 01:01, MsDiaz9324

If the SSR X2 X1 to denote the extra sum of squares for adding X2 to a regression model alreday having X1 as the only predictor, which of the following statement is true? A. SSR(X3|X1,X2) = SSE (X1,X2) – SSE (X1,X2,X3)
B. SSR(X3|X1,X2) = SSR (X1,X2) – SSR(X1,X2,X3)
C. SSR(X3|X1,X2) = SSE (X3) – SSR (X1,X2)
D. SSR(X3|X1,X2) = SSR (X2|X3)

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