Table 1.

Mean and standard error of Weber ratios for the number and the length bisection in the sequential and the non-sequential presentation for the aversive, non-aversive and control trials.

		Aversive		Non-aversive		Control
		M	SE	M	SE	M	SE
Number	Sequential	0.18	0.01	0.22	0.06	0.12	0.04
	No sequential	0.10	0.01	0.18	0.06	0.19	0.04
Length	Sequential	0.17	0.02	0.14	0.02	0.16	0.03
	No sequential	0.12	0.02	0.12	0.02	0.14	0.03