Generalizability Theory I: Assessing Reliability of Observational Data in the Communication Sciences.

Perceptual rating scales can be valid, reliable, and convenient tools for evaluating speech outcomes in research and clinical practice. However, they depend on the perceptions of observers. Too few raters may compromise accuracy, whereas too many would be inefficient. There is therefore a need to de...

Full description

Bibliographic Details

Published in:	Journal of Speech, Language & Hearing Research Vol. 46; no. 3; pp. 711 - 718
Main Authors:	O'Brian, Nigel, O'Brian, Sue, Packman, Ann
Format:	Article
Published:	American Speech-Language-Hearing Association June 2003
Subjects:	Test reliability Speech Rating Stuttering Observation (Psychology)
Online Access:	View this record in EBSCOhost