표 4. | Table 4. 사전·사후 VRP 결과(남성) | Reasult of acoustic evaluation (VRP) pre test and post test (male)
Parameter
Pre-test
Post-test
t
-value
p
-value
Fo range
Hz
150.762 (40.791)
260.455 (749.777)
–3.040
.002
**
Semitone
13.846 (3.312)
20.461 (5.882)
–3.192
.001
**
Energy range
dB
28.000 (12.851)
29.4615 (11.273)
–.350
.726
p
<.01.
VRP, voice range profile.