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Shoemaker, David M. – 1970
Selected parameters for a negatively-skewed and a normally distributed normative distribution were estimated in a post-mortem item-examinee sampling investigation. Manipulated systematically were number of subtests, number of items per subtest, and number of examinees responding to each subtest. Each item-examinee sampling procedure was replicated…
Descriptors: Error Patterns, Item Sampling, Research, Sampling
Kleinke, David J. – 1972
In a post-mortem study of item sampling, 1,050 examinees were divided into ten groups 50 times. Each time, their papers were scored on four different sets of item samples from a 150-item test of academic aptitude. These samples were selected using (a) unstratified random sampling and stratification on (b) content, (c) difficulty, and (d) both.…
Descriptors: Academic Achievement, Item Sampling, Predictive Validity, Research Methodology
Shrestha, Gambhir M.; And Others – 1972
The second section of a four-part technical report of Florida's statewide program for assessing reading-related skills in grades 2 and 4 provides statistical and scoring information. Item and student sampling, a test re-scoring study, reporting statewide assessment data (percentage of achievement, types of tables used), and standard error…
Descriptors: Evaluation Methods, Grade 2, Grade 4, Item Sampling