Does anyone know how to solve this?

Find the average rate of change for f(x) = x2 − 3x − 10 from x = −5 to x = 10.

When only separate discreet points are graphed it is called?

Benito is selecting samples of five values from the table, which row will result in the greatest mean? population data row 1 4 2 2 3 3 row 2 3 3 4 3 2 row 3 2 4 3 4 3 row 4 3 4 4 7 3 row 1 row 2 r