If a line is drawn through the conditional means of Y, the line will
A) always be perfectly linear
B) rarely be perfectly straight
C) always be parallel to the horizontal axis
D) always be parallel to the vertical axis

Question

Quizplus · Accepted Answer

The line through the conditional means of Y represents the regression line, which is typically not perfectly straight due to variability in data, unless the relationship is perfectly linear.

If a Line Is Drawn Through the Conditional Means of Y