Table 3.

Values of d′ for the formant rise time (FRT) and amplitude rise time (ART) discrimination tasks.

Participants	N	FRT continuum		N	ART continuum
		M	SD		M	SD
Adults	19	2.64	0.88	23	3.00	0.75
10-year-olds	12	2.34	0.62	17	2.41	0.77
8-year-olds	12	1.81	0.78	15	2.07	1.00

Note. The numbers of participants who were able to meet the criteria for each task are in bold.