highly significantp ≤ 0.01
Two linear variables (A, B), one interaction (BC), and all quadratic variables (A 2 , B 2 , C 2 ) were highly significant ( p ≤ 0.01), while the interaction (AC) was significant at ( p ≤ 0.05).
Two linear variables (A, B), one interaction (BC), and all quadratic variables (A 2 , B 2 , C 2 ) were highly significant ( p ≤ 0.01), while the interaction (AC) was significant at ( p ≤ 0.05).