Question

7 multiple choice 1 point what is the purpose of calculating the r - squared value in regression analysis? to measure the strength of the relationship between the variables. to identify and remove influential outliers from the dataset. to determine the standard error of the regression coefficients. to assess the significance of the independent variables.

Explanation:

R - squared (coefficient of determination) in regression analysis measures how well the regression model fits the data, which is equivalent to measuring the strength of the relationship between the independent and dependent variables. It ranges from 0 to 1, with 1 indicating a perfect fit.

Answer:

To measure the strength of the relationship between the variables.