Question

Identify the type of regression that returns the equation y = x^2 + 7x - 15.

A. linear
B. quadratic
C. exponential
D. power

Answer 1

B. quadratic

Explanation:

The equation y=x^2+7x-15 is a quadratic equation. It might be the result of a quadratic regression.

_____

The descriptors "linear," "quadratic," "exponential," and "power" describe the sort of equation that is used to try to match the data. Quadratic regression returns a quadratic equation.