There is no specific name. It could be a non-linear graph, or a scatter graph.
nonlinear graph.
nonlinear graph
A non-linear graph.
a line of best fit
a line of best fit
a line of best fit
a line of best fit
you should know this
The definition is any chart where one or more points lie off the straight line joining the other points.
linear graph
A Linear graph
A linear function is called "linear" because it represents a straight line. To graph a linear function, find two points that satisify that function, plot them, and then draw a straight line between them.