표 4. | Table 4. 모음별 어말 유무성 폐쇄음과 마찰음 앞 모음의 평균 발화 길이(ms) | Average vowel duration before voiceless and voiced word-final stops and fricatives classified by vowels (ms)

어말 자음	모음	무성음 앞	유성음 앞	t-value	p-value
어말 폐쇄음	/i/	154.6	247.6	−11.147	<.001
	/ɪ/	132.7	188.6	−9.608	<.001
	/ᴂ/	184.9	273.5	−9.757	<.001
	/ɛ/	155.5	222.8	−11.023	<.001
	/eɪ/	168.1	269.4	−13.227	<.001
	/ʌ/	149.1	208.4	−11.087	<.001
	/ɑ/	164.5	264.0	−13.624	<.001
어말 마찰음	/i/	165.1	253.8	−7.797	<.001
	/ɪ/	139.6	221.6	−10.362	<.001
	/ᴂ/	238.7	288.7	−6.921	<.001
	/ɛ/	161.4	227.9	−8.920	<.001
	/eɪ/	196.4	300.5	−11.607	<.001
	/ʌ/	181.5	268.2	−9.460	<.001