Table 1. Pairwise Tukey’s tests with Bonferroni correction for on-focus changes by duration, mean intensity, and target pitch

		Native	Advanced	Intermediate
Duration	Advanced	**
	Intermediate	***	***
	Low	***	***	0.81
Mean intensity	Advanced	0.99
	Intermediate	***	***
	Low	***	***	0.80
Target pitch	Advanced	0.33
	Intermediate	***	***
	Low	***	***	0.58

p<0.01,
p<0.001.