%0 Journal Article %J Journal of Outcomes Measurement %D 1997 %T On-line performance assessment using rating scales %A Stahl, J. %A Shumway, R. %A Bergstrom, B. %A Fisher, A. %K *Outcome Assessment (Health Care) %K *Rehabilitation %K *Software %K *Task Performance and Analysis %K Activities of Daily Living %K Humans %K Microcomputers %K Psychometrics %K Psychomotor Performance %X The purpose of this paper is to report on the development of the on-line performance assessment instrument--the Assessment of Motor and Process Skills (AMPS). Issues that will be addressed in the paper include: (a) the establishment of the scoring rubric and its implementation in an extended Rasch model, (b) training of raters, (c) validation of the scoring rubric and procedures for monitoring the internal consistency of raters, and (d) technological implementation of the assessment instrument in a computerized program. %B Journal of Outcomes Measurement %V 1 %P 173-191 %G eng %M 9661720