Question

question 20 of 25
by visual inspection, determine the best-fitting regression model for the scatterplot.
a. linear
b. no pattern
c. quadratic
d. exponential

Explanation:

The scatterplot shows a curved pattern that rises to a peak then falls, which matches the U/inverted U shape of a quadratic function. Linear models show straight-line trends, exponential models show consistent growth/decay, and there is a clear pattern here.

Answer:

C. Quadratic