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A Comparison of Two Alternate Scaling Approaches Employed for Task Analyses in Credentialing Examination Development
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Fidler, James R.; Risk, Nicole M. – Educational Measurement: Issues and Practice, 2019
Credentialing examination developers rely on task (job) analyses for establishing inventories of task and knowledge areas in which competency is required for safe and successful practice in target occupations. There are many ways in which task-related information may be gathered from practitioner ratings, each with its own advantage and…
Descriptors: Job Analysis, Scaling, Licensing Examinations (Professions), Test Construction
Obtaining Content Weights for Test Specifications from Job Analysis Task Surveys: An Application of the Many-Facets Rasch Model
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Wang, Ning; Stahl, John – International Journal of Testing, 2012
This article discusses the use of the Many-Facets Rasch Model, via the FACETS computer program (Linacre, 2006a), to scale job/practice analysis survey data as well as to combine multiple rating scales into single composite weights representing the tasks' relative importance. Results from the Many-Facets Rasch Model are compared with those…
Descriptors: Job Analysis, Surveys, Rating Scales, Scaling