Which of the following is true of the best-fitting line?
A)It establishes statistical significance.
B)It increases as the correlation decreases.
C)It is rarely useful for prediction.
D)It minimizes residuals.

Question

Quizplus · Accepted Answer

The best-fitting line, often found through methods like least squares, is designed to minimize the residuals, which are the differences between the observed values and the values predicted by the line. This makes the line the best approximation of the data according to the criterion of least squares.

Which of the Following Is True of the Best-Fitting Line