Which of the following is true about the observed errors associated with estimating the value of the dependent variable using the regression line?
A) They are the horizontal distances between slopes and y-intercepts.
B) The errors are also referred to as critical values.
C) They are always maximized by the regression lines.
D) The errors can be negative or positive.

Question

Quizplus · Accepted Answer

The observed errors in regression analysis, also known as residuals, represent the vertical distances between the actual data points and the estimated points on the regression line. These errors can indeed be either negative or positive, depending on whether the actual data point is below or above the regression line, respectively.

Which of the Following Is True About the Observed Errors