Q14Section I (Objective (Q1–Q80))14 of 80

Multivariate Analysis — first-order partial correlation

In a trivariate distribution, it is given that $r_{12} = 0\cdot 8$ , $r_{13} = -\,0\cdot 4$ , $r_{23} = 0$ . The value of correlation coefficient between $X_1$ and $X_3$ after linear effect of $X_2$ on each of them is eliminated, is:

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