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Haberman, Shelby J. – ETS Research Report Series, 2020
Best linear prediction (BLP) and penalized best linear prediction (PBLP) are techniques for combining sources of information to produce task scores, section scores, and composite test scores. The report examines issues to consider in operational implementation of BLP and PBLP in testing programs administered by ETS [Educational Testing Service].
Descriptors: Prediction, Scores, Tests, Testing Programs
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Tarar, Jessica M.; Meisinger, Elizabeth B.; Dickens, Rachel H. – Canadian Journal of School Psychology, 2015
The TOWRE-2 was developed to provide an efficient measure of two essential wordlevel reading skills, sight word reading and phonetic decoding skills. The Sight Word Efficiency (SWE) subtest assesses the number of real words that an individual can read from a vertical list within 45 s. This subtest is designed to measure the size of an individual's…
Descriptors: Word Study Skills, Sight Method, Phonetics, Decoding (Reading)
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Paek, Insu; Guo, Hongwen – Applied Psychological Measurement, 2011
This study examined how much improvement was attainable with respect to accuracy of differential item functioning (DIF) measures and DIF detection rates in the Mantel-Haenszel procedure when employing focal and reference groups with notably unbalanced sample sizes where the focal group has a fixed small sample which does not satisfy the minimum…
Descriptors: Test Bias, Accuracy, Reference Groups, Investigations
Haberman, Shelby J. – Educational Testing Service, 2010
Sampling errors limit the accuracy with which forms can be linked. Limitations on accuracy are especially important in testing programs in which a very large number of forms are employed. Standard inequalities in mathematical statistics may be used to establish lower bounds on the achievable inking accuracy. To illustrate results, a variety of…
Descriptors: Testing Programs, Equated Scores, Sampling, Accuracy
Brockmann, Frank – Council of Chief State School Officers, 2011
State testing programs today are more extensive than ever, and their results are required to serve more purposes and high-stakes decisions than one might have imagined. Assessment results are used to hold schools, districts, and states accountable for student performance and to help guide a multitude of important decisions. This report describes…
Descriptors: Accuracy, Measurement, Testing, Expertise