Which of the following is not needed to compute the slope using the method of least squares? A) SS_Y B) SS_X C) SS_XY

Question

Quizplus · Accepted Answer

SS_Y represents the sum of squares of the residuals, which is needed to calculate the slope using the method of least squares. However, it is the only option that does not include both X and Y values, which are necessary for computing the slope. Therefore, the correct answer is A.

Which of the Following Is Not Needed to Compute the Slope