Phantom Head | n | Ref. value (°) | Mean ± SD (°) | Std. Error | t-test | df | aP-value | 95% Confidence Interval of the Difference | |
---|---|---|---|---|---|---|---|---|---|
Lower Bound | Upper Bound | ||||||||
1 | 40 | 0.00 | 0.075 ± 0.266 | 0.042 | 1.778 | 39 | 0.083 | −0.010 | 0.160 |
2 | 40 | 2.00 | 1.825 ± 0.635 | 0.100 | −1.740 | 39 | 0.090 | −0.378 | 0.028 |
3 | 40 | 4.00 | 3.875 ± 0.515 | 0.081 | −1.533 | 39 | 0.133 | −0.289 | 0.039 |
4 | 40 | 6.00 | 5.950 ± 0.316 | 0.050 | −1.000 | 39 | 0.323 | −0.151 | 0.051 |
5 | 40 | 8.00 | 7.975 ± 0.276 | 0.043 | −0.572 | 39 | 0.570 | −0.113 | 0.063 |