Table 1.

Descriptive statistics for behavioural data. (Cells contain information regarding the proportion of correct answers by trial type (xFxB refers to number of flashes and bleeps, respectively; FiS: fission score (see §2); below/above: position of flashing disk relative to fixation cross, see §2; s.d.: standard deviation).)

	min	max	range	mean	s.d.
1F1B	0.79	1.00	0.21	0.94	0.06
1F2B	0	0.98	0.98	0.38	0.28
2F1B	0.04	0.98	0.94	0.66	0.29
2F2B	0.32	1.00	0.68	0.93	0.14
1F0B	0.57	1.00	0.43	0.87	0.11
2F0B	0.49	1.00	0.51	0.88	0.13
FiS	0.02	1.20	1.17	0.63	0.30
FiS below	0	1.25	1.25	0.64	0.29
FiS above	0.04	1.39	1.35	0.62	0.36