Question Details

When two or more independent variables are highly correlated



1) In multiple regression, when two or more independent variables are highly correlated with one another, the situation is known as ________.
A) heteroscedasticity 
B) homoscedasticity 
C) multicollinearity 
D) autocorrelation 


2) Which of the following is the mathematical expression to calculate the coefficient of determination?
A) Coefficient of determination = 1 - (Unexplained variation / Total variation)
B) Coefficient of determination = (1 + Total variation ) / Unexplained variation)
C) Coefficient of determination = (1 - Unexplained variation ) / Total variation)
D) Coefficient of determination = 1 - Unexplained variation + Total variation)




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