표 3 / Table 3 연령 및 음절구조와 모음환경에 따른 음향변수값 기술통계 / Descriptive statistics for acoustic measures according to the age, syllable structure, and vowel environment

음절구조	모음	연령	마찰소음 길이	정규화 에너지	왜도	무게중심
CV	/이/	3세	212.753(±58.113)	.760(±.087)	.677(±.963)	4,366.208(±1,354.467)
		7세	187.424(±79.770)	.822(±.075)	.510(±.980)	4,356.786(±1,089.262)
	/아/	3세	168.174(±37.177)	.768(±.066)	3.321(±1.492)	2,143.256(±762.011)
		7세	127.591(±35.451)	.746(±.077)	1.729(±.872)	3,247.789(±1,001.291)
	/우/	3세	184.492(±58.493)	.733(±.058)	1.999(±1.510 )	3,031.7224(±1,592.614)
		7세	139.788(±38.582)	.754(±.057)	1.707(±1.001)	3,089.617(±692.335)
VCV	/이/	3세	169.029(±51.654)	.805(±.157)	.552(±.992 )	4,046.4112(±1,430.785)
		7세	133.241(±43.866)	.896(±.051)	.445(±.618)	4,750.767(±537.511)
	/아/	3세	123.838(±25.116)	.770(±.057)	2.988(±2.193)	2,112.001(± 881.471)
		7세	106.240(±26.878)	.803(±.118)	2.204(±1.233)	2,577.429(±1,107.656)
	/우/	3세	142.053(±29.988)	.766(±.046)	2.961(±1.418)	2,095.140(±1,038.410)
		7세	111.352(±26.222)	.814(±.092)	3.722(±4.944)	2,818.864(±912.108)