The figure above represents a click-through rate curve, which shows the relationship between a search result position in a list of Internet search results and the number of
people who clicked on advertisements on that result’s page. Which of the following
regression types would be the best model for this data?
a. A linear function
b. A quadratic function
c. A polynomial function
d. An exponential function

The figure above represents a click-through rate curve, which shows the relationship between a search result position in a list of Internet search results and the number of people who clicked on advertisements on that result's page.

Step-by-step explanation:

The figure above represents a click-through rate curve, which shows the relationship between a search result position in a list of Internet search results and the number of people who clicked on advertisements on that result's page.

check the picture below.