which type of function best models the data shown on the scatterplot?

which type of function best models the data shown on the scatterplot?
Answer
Explanation:
Step1: Observe data trend
The data first increases and then decreases.
Step2: Recall function characteristics
Linear functions are monotonic, exponential functions are either always increasing or decreasing. Quadratic functions can have a maximum - minimum point.
Answer:
Quadratic function