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Detecting and Correcting Scale Drift in Test Equating: An Illustration from a Large Scale Testing Program
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Puhan, Gautam – Applied Measurement in Education, 2009
The purpose of this study is to determine the extent of scale drift on a test that employs cut scores. It was essential to examine scale drift for this testing program because new forms in this testing program are often put on scale through a series of intermediate equatings (known as equating chains). This process may cause equating error to…
Descriptors: Testing Programs, Testing, Measurement Techniques, Item Response Theory
Examining the Costs of Performance Assessment.
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Hardy, Roy A. – Applied Measurement in Education, 1995
Cost factors associated with the development, administration, and scoring of performance assessment tasks are examined in the context of a statewide or other large-scale assessment program. Resources of money, time, and expertise are discussed. (SLD)
Descriptors: Cost Estimates, Costs, Educational Assessment, Estimation (Mathematics)
The Reliability of Mathematics Portfolio Scores: Lessons from the Vermont Experience.
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Klein, Stephen P.; And Others – Applied Measurement in Education, 1995
Portfolios are the centerpiece of Vermont's statewide assessment program in mathematics. Portfolio scores in the first two years were not reliable enough to permit the reporting of student-level results, but increasing the number of readers or the number of portfolio pieces is not operationally feasible. (SLD)
Descriptors: Educational Assessment, Elementary Secondary Education, Mathematics Tests, Performance Based Assessment