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Precision based on the 0° rotation double-exams (n = 14)
| Xt (mm) | Yt (mm) | Zt (mm) | Xr (°) | Yr (°) | Zr (°) | |
|---|---|---|---|---|---|---|
| Standard deviation | 0.03 | 0.01 | 0.04 | 0.13 | 0.09 | 0.13 |
| Precision | 0.06 | 0.02 | 0.09 | 0.28 | 0.19 | 0.28 |
n Number of double-exams, XYZr Rotation (degrees), XYZt Translation (mm). XYZ are axes in the three-dimensional coordinate system as depicted in Fig. 3. Precision = standard deviation × 0.975 t quantile
