| Parameters | Cell area (µm2) | |||
| Obs1, I | Obs1, II | Obs 2, I | Obs 2, II | |
| Min | 486.00 | 485.60 | 482.80 | 477.60 |
| Max | 488.00 | 487.60 | 484.00 | 480.80 |
| Mean | 486.90 | 486.30 | 483.20 | 479.40 |
| Stdev | 0.64 | 0.72 | 0.44 | 1.04 |
| Comparison between | I and II by Obs 1 | I and II by Obs 2 | Obs 1 and 2 for I | Obs 1 and 2 for II |
| % error p | 0.49 | 1.09 | 0.99 | 1.34 |
| % error u | 0.08 | 1.42 | 0.83 | 0.67 |