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Yiu, Edwin M.-L.; Ng, Chi-Yan – Clinical Linguistics and Phonetics, 2004
One of the factors that affects the reliability of perceptual voice evaluation is the rating scale. Equal-appearing interval (EAI) and visual analogue (VA) scales are the two most common scales used and have attracted much attention in recent studies of perceptual voice evaluation. Available findings are contradictory, with one study finding the…
Descriptors: Test Reliability, Measurement Techniques, Rating Scales, Phonetics