Question: Below is a correlation matrix. The independent variables are X and Z and the dependent variable is Y in a sample size of n =

Below is a correlation matrix. The independent variables are X and Z and the dependent variable is Y in a sample size of n = 4.

CORRELATION MATRIX

X Z Y
X 1
Z 0.802 1
Y 0.837 0.894 1

SSY = 20

What is ry(x.z)2?

What is the variation in Y uniquely explained by X?

What is ry(z.x)2?

What is the variation in Y uniquely explained by Z?

What is the proportion of variation in Y redundantly explained by X and Z?

What is the variation in Y that is redundantly explained by X and Z?

What is the obtained F when testing the addition of the Z variable?

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