The problem of identifying outliers has two important aspects: the choice of outlier measures and the method to assess the degree of outlyingness (norming) of those measures. Several classes of ...

When Delaware switched to computer-adaptive testing for its state assessments three years ago, officials found the results were available more quickly, the amount of time students spent taking tests ...

The purpose of this study is to investigate a functional relation between item exposure parameters (IEPs) and item parameters (IPs) over parallel pools. This functional relation is approximated by a ...

Computer adaptive testing is used to test recruits to the U.S. military, for licensing nurses and computer technicians, for entrance tests to graduate school, and for a popular placement test used by ...