Missing data are a common occurrence in survey-based research studies in education, and the way missing values are handled can significantly affect the results of analyses based on such data. Despite known problems with performance of some missing data handling methods, such as mean imputation, many researchers in education continue to use those…

Sharing user information between systems is an area of interest for every field involving personalization. Recommender Systems are more advanced in this aspect than Intelligent Tutoring Systems (ITSs) and Intelligent Learning Environments (ILEs). A reason for this is that the user models of Intelligent Tutoring Systems and Intelligent Learning…

From the findings of his survey of a sample of computerized personnel management information systems currently in use, the author presents the advantages and disadvantages of such systems and recommends a model for data input and report output based on users' experiences. (MF)

This report is based on a questionnaire sent to 32 selected National Archives and on interviews with archivists from eight countries. Geared to the needs of developing countries, the report covers: (1) the impact of computerization on finding aids; (2) advantages and problems of computerization, including enhanced archival control, integration of…

A descriptive model of the Fire Education Resources Information System (FERIS) is examined in this document. Information regarding educational materials relating to fire prevention, protection, and suppression is discussed. A description of the model is presented in two sections. Section 1, Problem Definition, surveys the background and needs for…