In the first-order regression model $\hat{y}$ = 12 + 6x₁ +8x₂ + 4x₁x₂, a unit increase in x₁ increases the value of $y$ on average by 6 units.

Name: In the first-order regression model $\hat{y}$ = 12 + 6x 1 +8x 2 + 4x 1 x 2 , a unit increase in x 1 increases the value of $y$ on average by 6 units.
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The Answer of In the first-order regression model $\hat{y}$ = 12 + 6x₁ +8x₂ + 4x₁x₂, a unit increase in x₁ increases the value of $y$ on average by 6 units.

In the First-Order Regression Model y^\hat{y}y^​ = 12 + 6x1 +8x2 + 4x1x2, a Unit Increase

In the First-Order Regression Model $\hat{y}$ = 12 + 6x₁ +8x₂ + 4x₁x₂, a Unit Increase