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Acoustic properties of the stimulus materials, averaged across the 10 instances of each vowel. Formant values were obtained from a linear predictive coding (LPC) formant analysis carried out in PRAAT (Boersma and Weenink, 2011). Standard deviations are given in parentheses.
| Vowel | Pitch (Hz) | F1 (Hz) | F2 (Hz) | F3 (Hz) |
|---|---|---|---|---|
| [æ] | 171 (3.46) | 1023 (31.60) | 1761 (19.92) | 2713 (126.25) |
| [ε] | 177 (2.94) | 801 (22.59) | 2009 (32.85) | 2896 (73.42) |
| [ɪ] | 184 (2.67) | 532 (6.88) | 2240 (23.51) | 3010 (72.49) |
