Figure 1.
Screenshot of vocal fry perception online assay.
Figure 2.
Waveform and spectrogram of the same woman saying the word “opportunity” in normal voice (Panel A) and vocal fry (Panel B).
The dashed circles indicate the vibrations in the vocal fry voice at the end of the utterance.
Table 1.
Descriptive statistics of acoustic features of vocal stimuli.
Figure 3.
Average preference ratios for vocal fry over normal voice (+/− 95% confidence interval) by sex of speaker.
Preference ratios reflect the proportion choices made in favor of vocal fry relative to a normal speaking voice. A preference ratio of 1 (0) reflects a strict preference for vocal fry (normal voice), while 0.50 indicates no discernible preference for either vocal fry or normal voice voices.
Table 2.
Relationship between listeners' perceptions of vocal fry and willingness to hire.