This digest introduces ways of responding to the call for criterion-referenced information using Bayes' Theorem, a method that was coupled with criterion-referenced testing in the early 1970s (see R. Hambleton and M. Novick, 1973). To illustrate Bayes' Theorem, an example is given in which the goal is to classify an examinee as being a master or…

Tests can be categorized into two major groups: norm-referenced tests (NRTs) and criterion-referenced tests (CRTs). NRTs are designed to highlight achievement differences between and among students to produce a dependable rank order of students across a continuum of achievement from high achievers to low achievers. With NRTs, a representative…

Standardized testing of American students provides comparative scores for the placement of individual students, enables students to make appropriate decisions regarding a future course of study, and offers the opportunity to assess the effectiveness of teachers, schools, and school districts. As a result of using standardized test scores for…

Both norm-referenced and criterion-referenced interpretations of student, school, district, and state testing data can be improved by customizing the traditional norm-referenced test. Improvements that can be made include: (1) increasing the relevance of the test to the curriculum and (2) having greater confidence in the national comparative…

This digest summarizes what is known about scholastic achievement in general education at the college level, and is based on a study using the College Basic Academic Subjects Examination (College BASE), a criterion-referenced achievement test of general education skills and competencies. College BASE assesses achievement in four subject areas:…