Table 1.

VOTs of the cross-spliced stimuli used in Experiment 1. Items are categorized by overall tendency (across participants) to categorize as /b/ or /p/ based on mouse-click responses. This category boundary does not necessarily correspond to the boundary used during analysis (which was computed within-participant and item).

	Bale	Beach	Bear	Bomb	Bump	Butter
Voiced VOTs(ms)			0
		0	4.6	4	2.3
	0	4.8	10.4	9	4.8
	5.7	12.2	14.4	9.7	11.4	0
	15.1	14.9	17.6	15.7	14.5	7.9
	15.7	20.5	22.4	17.5	18.9	11.4
Observed Category Boundary
Voiceless VOTs (ms)	23.3	27.7	30.2	23.6	25	18.4
	27.7	29.9	32.8	29.7	29	24.3
	30.8	35.6	39.4	32.6	33.9	25.4
	41.6	41.7		38.7	43.3	33.8
	42.9					35.5
						41.3