Question: 2.42. (Sec. 25) If P = 2, c~n there be a difference between the simple correlation between Xl and x2 and the multiple correlation between

2.42. (Sec. 25) If P = 2, c~n there be a difference between the simple correlation between Xl and x2 and the multiple correlation between Xl and X(Z) = Xl?

Explain.

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