Parallax errors affects theaccuracyof the measurement. If you consistently used the incorrect angle to view the markings, your measurements will be displaced from the true values by the same amount. This is cal
6a as mean scaled error (relative to the 20 cm triangle). Systematic biases in the settings are evident within all depth-cue conditions and one-way t-tests revealed them to be significantly different (P<0.05) from veridical in all cases. This performance is markedly different from that found...