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Question

Inspection of the following table of correlation coefficients for variables in a multiple regression analysis reveals potential multicollinearity with variables ___________.

 y x1 x2 x3 x4 x5
y 1




x1 -0.08301 1



x2 0.236745 -0.51728 1


x3 0.155149 -0.22264 -0.00734 1

x4 0.022234 -0.58079 0.884216 0.131956 1
x5 0.4808 -0.20467 0.078916 0.207477 0.103831 1

a) x1 and x5
b) x2 and x3
c) x4 and x2
d) x4 and x3
e) x4 and y

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