Table 3. Summary of the partial correlation tests where VOT and F0 coefficients of production were correlated with those of perception. Bold indicates correlation coefficients greater than 0.4

		Tense-Lax		Lax-Asp.		Tense-Asp.
		Estimate	p-value	Estimate	p-value	Estimate	p-value
Correlation between [x] and [y] with [z] controlled:
[z] includes L2 proficiency & the coefficients not used in [x] and [y]
prod.	perc.
x	y
VOT	VOT	0.305	0.218	0.682	0.001	0.199	0.411
VOT	F0	0.204	0.415	–0.397	0.102	–0.315	0.187
F0	F0	0.237	0.343	0.585	0.010	0.323	0.176
F0	VOT	0.308	0.212	–0.263	0.289	–0.169	0.487