11. Which of the following statements concerning residuals is TRUE? a- The value

Question

11. Which of the following statements concerning residuals is TRUE? a- The value of a residual is the observed value of the response minus the value of the response that one would predict from the least-squares regression line. b- A plot of the residuals is useful for assessing the fit of the least-squares regression line. c- The sum of the residuals is always 0. d- All of the answers are correct. 11. Which of the following statements concerning residuals is TRUE? a- The value of a residual is the observed value of the response minus the value of the response that one would predict from the least-squares regression line. b- A plot of the residuals is useful for assessing the fit of the least-squares regression line. c- The sum of the residuals is always 0. d- All of the answers are correct.

Explanation / Answer

Ans : Option d. (All of the answers are correct.)   

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