The graph shows a scatter plot for a set of data.
Length (cm)
3.5
3
2
15
1
2
1
Oy = -1.31x +0.02
Oy = 1.31x + 0.02
Oy = -0.82x + 1.98
Oy = 0.82x + 1.98
Width (cm)
Determine the equation for a line of fit for the data.
1.
2.5
3