The following equation is used to determine the capacitance of a parallel plate capacitor, $C = \frac{\epsilon K A}{d}$ where, d is the distance between the plates, $A = \pi r^2$ is the area, \epsilon and K are constants. Use a confidence of 95%.
Variable
r
d
Bias Uncertainty, $B_x/x$
(95%)
0.5%
1.4%
Standard Deviation, $\sigma_x/x$
(95%)
0.03%
0.5%