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How is the estimation affected if we estimate a linear regression (r = 1) when the true form of the regression function is quadratic (r = 2) or cubic (r = 3)?

How is the estimation affected if we estimate a linear regression (r = 1) when the true form of the regression function is quadratic (r = 2) or cubic (r = 3)?

Trigonometry (MindTap Course List)
Trigonometry (MindTap Course List)
8th Edition
ISBN:9781305652224
Author:Charles P. McKeague, Mark D. Turner
Publisher:Charles P. McKeague, Mark D. Turner
Chapter4: Graphing And Inverse Functions
Section: Chapter Questions
Problem 6GP: If your graphing calculator is capable of computing a least-squares sinusoidal regression model, use...
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How is the estimation affected if we estimate a linear regression (r = 1)
when the true form of the regression function is quadratic (r = 2) or
cubic (r = 3)? 

The polynomial regression model of degree r is given by Y₁ =B₁ + B₁X₁ + B₂X² + ··· + ß₂X{ + Ui.
Transcribed Image Text:The polynomial regression model of degree r is given by Y₁ =B₁ + B₁X₁ + B₂X² + ··· + ß₂X{ + Ui.
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