Plot the relationship between Vdiff and (y-axis) and ΔR (x-axis). Show how you can find out the sensor's sensitivity and non-linearity error from this plot.

In a Wheatstone bridge circuit:
ΔR 0Ω 20Ω 40Ω 60Ω 80Ω
Vdiff 0 0.1875 0.3529 0.5 0.6316