Table 2 Physical parameters of vocalization stimuli.
Infant vocalisations | Adult vocalisations | t-value | P-value | |||
|---|---|---|---|---|---|---|
M (SD) | Range | M (SD) | Range | |||
F 0 (Hz) | 376.06, 82 | 257.81–527.56 | 334.77, 94.59 | 175.78–574.22 | 1.81 | 0.08 |
Burst duration (s) | 1, 0.44 | 0.28–1.50 | 0.72, 0.24 | 0.23–1.5 | 3.2 | 0.002 |
Number of bursts | 1.73, 1.76 | 1–4 | 2.13, 1.58, 1.56 | 1–3 | ||
