Which of the following regression models is not polynomial? A) y = β₀ + β₁x + ε B) y = β₀ + β₁x + β₂ x² + ε C) y = β₀ + β₁ x^-1 + ε D) y = β₀ + β₁x + β₂x² + β₃x³ +ε

Question

Quizplus · Accepted Answer

Option C does not contain any term with a power greater than 1. Therefore, it is a linear model and not a polynomial model. The other three options contain terms with powers greater than 1, making them polynomial models.

Which of the Following Regression Models Is Not Polynomial