A least-squares regression of weight (lb) on height (in) yields . The correct interpretation of the slope is
- Acheck_circle
Each additional inch of height is associated with an estimated 4.5-lb increase in weight
- B
Each additional pound of weight is associated with 4.5 more inches of height
- C
Weight equals 4.5 times height
- D
Tall people weigh exactly 4.5 lb
Explanation
Slope of ŷ on x: ΔY per unit X. "Associated with" emphasizes the regression is correlational, not causal.