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| Tube | Side 1 | Side 2 | Side 3 | Side 4 | Tube Avg. |
|---|---|---|---|---|---|
| 1 | 4.3 | 5.2 | 4.3 | 4.0 | 4.5 |
| 2 | 2.9 | 3.9 | 4.8 | 3.4 | 3.8 |
| 3 | 3.4 | 4.3 | 3.9 | 3.2 | 3.7 |
| 4 | 3.2 | 3.2 | 3.4 | 2.7 | 3.1 |
| 5 | 4.5 | 3.2 | 3.0 | 4.8 | 3.9 |
| Overall Average | 3.8 | ||||
| Standard Deviation | 0.5 | ||||
Units in micrometers.
