How many coefficients have to be estimated in the quadratic regression modely = β₀ + β₁x + β₂x² + ε? A)4 B)3 C)2 D)1

Name: How many coefficients have to be estimated in the quadratic regression modely = β 0 + β 1 x + β 2 x 2 + ε? A)4 B)3 C)2 D)1
Brand: Quizplus
Rating: 4.8 (26 reviews)

Question

Quizplus · Accepted Answer

In the quadratic regression model given, there are only three terms or predictors: ₀, ₁x, and ₂x². Therefore, there are only three coefficients to be estimated, and option B (3) is the correct answer.

How Many Coefficients Have to Be Estimated in the Quadratic