Table 11. Precision in ZX projection angle group.
| Angle group (ZX projection) | Statistic | ||||||
|---|---|---|---|---|---|---|---|
| Mean | 95% Confidence Interval for Mean | Median | Std. deviation | Interquartile range | |||
| Lower bound | Upper bound | ||||||
| Precision (°) | A1 | 0.151 | 0.097 | 0.205 | 0.171 | 0.075 | 0.124 |
| A2 | 0.113 | 0.048 | 0.179 | 0.092 | 0.091 | 0.141 | |
| A3 | 0.146 | 0.084 | 0.208 | 0.117 | 0.087 | 0.132 | |
| A4 | 0.169 | 0.072 | 0.266 | 0.147 | 0.136 | 0.094 | |
| A5 | 0.245 | 0.137 | 0.354 | 0.196 | 0.152 | 0.229 | |