The gamma for a bivariate table is 0.42 and the partial gamma (G_p)is 0.05.This is consistent with A)interaction between X and Z. B)interaction between X and Y. C)a direct relationship between X and Y. D)a spurious relationship between X and Y.

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A large drop in gamma from 0.42 to 0.05 suggests that the original relationship between X and Y was spurious, likely due to the influence of a third variable Z.

The Gamma for a Bivariate Table Is 0