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Questions and Answers
Which of the following best describes multicollinearity?
Which of the following best describes multicollinearity?
- A situation where there is a strong negative relationship between two or more independent variables
- A situation where there is a strong positive relationship between two or more independent variables
- A situation where there is a perfect linear relationship between two or more independent variables (correct)
- A situation where there is no relationship between two or more independent variables
What is the impact of multicollinearity on regression analysis?
What is the impact of multicollinearity on regression analysis?
- It inflates the standard errors of the regression coefficients (correct)
- It makes the regression coefficients more accurate
- It has no impact on the standard errors of the regression coefficients
- It reduces the standard errors of the regression coefficients
How can multicollinearity be detected in regression analysis?
How can multicollinearity be detected in regression analysis?
- By examining the residuals of the regression model
- By examining the correlation matrix of the dependent variable
- By examining the correlation matrix of the independent variables (correct)
- By examining the p-values of the regression coefficients
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