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1. In a multiple regression model, the signs of the coefficients might be revers

ID: 3256602 • Letter: 1

Question

1. In a multiple regression model, the signs of the coefficients might be reversed if there is:

a high value of t associated with any of the independent variables.

residual regression.

multicollinearity.

low correlation among the independent variables.

2.

A term used to describe the case when the independent variables in a multiple regression model are highly correlated is: A term used to describe the case when the independent variables in a multiple regression model are highly correlated is:

regression.

correlation.

multicollinearity.

None of the above answers are correct.

a.

a high value of t associated with any of the independent variables.

b.

residual regression.

c.

multicollinearity.

d.

low correlation among the independent variables.

Explanation / Answer

1. In a multiple regression the sign of correlation coefficient can get reveresed if there is multicollinearity between the variables, thus answer is C

2. Here the answer is C