Which Statement Relating to the Visual Fit of a Scatter

Multiple Choice

Which statement relating to the visual fit of a scatter diagram technique is not true?

A) It is applied by drawing a straight line through the relationships of the dependent and the independent variables.
B) The difference between the points and the straight line is minimal compared to other lines that could be drawn.
C) The straight line through the points should have approximately the same number of observations above and below.
D) The approach is usually fairly accurate even though it is a simple method to apply.