Although a polynomial regression model of order two or more is nonlinear,when it is fitted to the data we use the _______ regression to make this fit.
A) nonlinear
B) logistic
C) polynomial
D) linear

Question

Quizplus · Accepted Answer

Although the polynomial regression model itself is nonlinear, when it is fitted to the data, we still use the concept of linear regression to make the fit. This is because the coefficients of the polynomial equation (i.e. the intercept and slopes) can still be estimated using linear regression techniques. Therefore, the best choice is D, linear regression.

Although a Polynomial Regression Model of Order Two or More