Regression: Definition

Correct Answer: Regression

From the notes (Table 15): Regression = measure of change in one trait (dependent variable) per unit change in another trait (independent variable). It involves a cause-and-effect relationship.

Key Differences: Correlation vs. Regression (Table 15 from notes)

Example (from notes)

By increasing age, systolic blood pressure also increases — this is a regression relationship (age = independent variable; blood pressure = dependent variable).