In the First-Order Regression Model $\tilde { y } = 12 + 6 x _ { 1 } + 8 x _ { 2 } + 4 x _ { 1 } x _ { 2 }$

True/False

In the first-order regression model $\tilde { y } = 12 + 6 x _ { 1 } + 8 x _ { 2 } + 4 x _ { 1 } x _ { 2 }$ ,a unit increase in x₁ increases the value of y on average by 6 units.