Table 1.

Mean (SD) accuracy percentage and corresponding t and p values in one-sample t-test against the chance level in bimodal and unimodal before and after distributional learning in the discrimination task. (See Supplementary Material C for descriptive statistics of other contrasts.).

		Mean	SD	T	p
Bimodal	Pre	60.83%	35.62%	1.490	0.150
	Post	67.50%	33.26%	2.577	0.017
Unimodal	Pre	51.67%	30.59%	0.267	0.792
	Post	65.00%	30.21%	2.432	0.023