Answer
Net change: $4$
Average Rate of change: $ \frac{4}{3}$
Work Step by Step
From the graph, we are given the following points: $(-1, 2) (2. 6)$
The net change from x=-1 to x=2 is $f(2) - f(-1) = 6 - 2 = 4$
Average Rate of change: $\frac{f(2) - f(-1)} {2- (-1)} = \frac{4}{3} = \frac{4}{3}$