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Questions and Answers
What is the purpose of regression analysis?
What is the purpose of regression analysis?
- To analyze the variance between two variables
- To determine the strength of a relationship between two variables
- To predict a dependent variable based on one or more independent variables (correct)
- To measure the correlation between two variables
What is the coefficient of determination?
What is the coefficient of determination?
- The variance in Y explained by variability in X (correct)
- The strength of the relationship between two variables
- The variance in Y unexplained by X
- The slope of the regression line
What is the F statistic used for in regression analysis?
What is the F statistic used for in regression analysis?
- To test the significance of the B coefficient (correct)
- To determine the strength of the relationship between two variables
- To calculate the slope of the regression line
- To analyze the variance between two variables
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