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For the following questions, assume that the correlation matrix is based responses from 342 individu

Question: For the following questions, assume that the correlation matrix is based responses from 342 individuals. Use this correlation matrix to answer the following questions:

Y X1 X2
Y 1
X1 .34 1
X2 .56 .63 1

a) What is the critical t value for testing each correlation in the matrix? Which correlations equal or exceed that value?

b) Find β Y1.2 and βY2.1 (these are the standardized regression coefficients).

c) Write the standardized regression equation for Y predicted by X1 and X2 .

d) Find RY.12 and R2Y.12

e) What is the value of the coefficient of multiple alienation?

f) Write a brief paragraph summarizing the results (include all relevant parameters).

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