TABLE 7.

DURATION OF VOWELS, arranged by vowels:

  1. mean duration relative to speaker's mean vowel duration, expressed as a ratio to the latter and standard deviation therefrom;
  2. mean absolute duration, expressed in seconds, together with extremes of long and short duration for each vowel.
VowelMean relative durationStd. Dev.Mean absolute durationExtremes
longestshortest
I.61.09.139.21.09
U.61.09.142.23.10
V.64.09.148.24.11
E.73.09.170.24.11
Q.77.08.178.27.14
æ.90.08.210.32.14
i1.25.13.293.42.21
u1.26.13.294.46.20
31.33.12.309.45.23
O1.42.12.330.55.24
A1.45.13.335.46.26
Average of all vowels1.00 .232