Question: Refer to Exercise. a. Calculate the correlation matrix. b. Are there signs of the presence of multicollinearity? Explain. c. Test the correlation between each independent

Refer to Exercise.
a. Calculate the correlation matrix.
b. Are there signs of the presence of multicollinearity? Explain.
c. Test the correlation between each independent variable and the dependent variable. Which independent variables are linearly related to the dependent variable?

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