Learning analytics offers insights into student behaviour and the potential to detect poor performers before they fail exams. If the activity is primarily online (for example computer programming), a wealth of low-level data can be made available that allows unprecedented accuracy in predicting which students will pass or fail. In this paper, we…

The requirements of the revised Elementary and Secondary School Act for annual assessment of student progress highlight problems in using tests in a stringent manner to assess students and teachers. Issues such as validity, reliability, and time spent on test preparation must be considered. Some tests are used for prediction of future performance,…

The use of computers to build diagnostic inferences is presented in two contexts: (1) closed world, exemplified by the space shuttle launch monitoring system; and (2) open world, represented by computerized diagnostic testing of reading comprehension. The analysis shows that the closed world provides a substantially cleaner environment within…