“…The single pitch task is briefest and has been used for singing accuracy assessment (Demorest, 2001;Demorest & Clements, 2007;Flowers & Dunn-Sousa, 1990;Geringer, 1983;Jones, 1971;Murry & Zwirner, 1991;Porter, 1977;Roberts & Davies, 1975). The choice of intervals as test items in singing assessments has been popular both as the only task (Green, 1990;Moore, Fyk, Frega, & Brotons, 1995;Price et al, 1994;Yarbrough et al, 1991;Yarbrough et al, 1992) and as a part of a larger assessment (Flowers & Dunn-Sousa, 1990;Joyner, 1969;Klemish, 1974;Roberts & Davies, 1975).…”