It is demonstrated that the popular three-parameter logistic model can lead to markedly inaccurate individual ability level estimates for mixture populations. A theoretically and empirically important setting is initially considered where (a) in one of two subpopulations (latent classes) the two-parameter logistic model holds for each item in a…

In the arena of educational testing, accessibility refers to the degree to which students are given the opportunity to participate in and engage a test. Accessibility theory is a model for examining the interactions between the test-taker and the test itself and defining how they may decrease some students' access to the test event, ultimately…

This paper presents the advantages of computer generated tests over traditional tests, outlines the procedures followed in developing a test of music fundamentals, and concludes with the results of a trial of the test. The test, which was developed and programmed in BASIC at Oregon State University, covers elements of notation, intervals and…

In 2004, the Ministerial Council on Education, Employment, Training and Youth Affairs (MCEETYA) conducted an assessment of a sample of Year 6 and Year 10 students across Australia to assess their proficiency in civics and citizenship. The assessment of civics and citizenship is part of a national plan that is being put progressively in place to…

Under Title V, Guidance, Counseling, and Testing of the "National Defense Education Act of 1958," the Congress of the United States has recognized the value of tests as a tool which may be used to help make an early determination of the aptitudes and abilities of the students in U.S. schools. This bulletin attempts to explain the use and…