In the model y = β₀ + β₁x + β₂d + β₃xd + ε, when d changes from 0 to 1 how does the intercept of the corresponding lines change? A) From b₀ to b₀ + b₁ _B)From b₀ to b₀ + b₂ C)From b₀ to b₀ + b₃ D)From b₀ to b₀ + b₁ + b₂

Question

Quizplus · Accepted Answer

When d changes from 0 to 1, only the coefficient of β₂d changes, while the coefficients of β₀, β₁x, and β₃xd remain the same. Therefore, the intercept changes from b₀ to b₀ + b₂.

In the Model Y = β0 + β1x + β2d

In the Model Y = β₀ + β₁x + β₂d