In this paper, formulas for computing the weights that maximize the reliability of a test with multiple parts are derived using a congeneric model. A direct derivation for the three-part test and case and a two-step derivation for the n-part case are presented, and results for these two approaches are shown to be consistent for the three-part…

Describes procedures for calculating conditional standard error of measurement (CSEM) and reliability of scale scores and classification of consistency of performance levels. Applied these procedures to data from the American College Testing Program's Work Keys Writing Assessment with sample sizes of 7,097, 1,035, and 1,793. Results show that the…

The use of the Work Keys Listening and Writing Assessment, part of an assessment system of the generic employability skills of individuals, needs to be accompanied by systematic evaluation of its technical qualities. This study examined sampling variability and generalizability of Listening and Writing scores when multiple forms, raters, and…

This book, which is intended for professionals in the assessment/evaluation/measurement, vocational and technical education, and educational psychology communities, contains 16 papers examining specifications of work force competencies and assessment of competencies. The following papers are included: "Review of Workforce Readiness…