The aim of this investigation is to explore the preservice teachers' reasoning about variation (variability or spread) when they analyze data in situations that involve risk. In particular, in this communication the responses to two problems of a questionnaire administered to 96 preservice teachers are reported. The problems are of comparing…

This chapter describes the background and process for collecting postgraduation outcomes data at a 4-year not-for-profit private college. The strategies, analyses, and reporting of this data-collection effort are highlighted with the use of a case study.

Learning analytics (LA) are summaries, visualizations, and analyses of student data that could improve learning in multiple ways, for example by supporting teachers. However, not much research is available yet concerning how LA may support teachers to diagnose student progress and to intervene during student learning activities. There is evidence…

This article reports an empirical study that examined the pattern of test preparation for College English Test Band 4 (CET4) and the differential effects of test preparation practices on its scores, thereby drawing implications for CET4 score validity. Data collection involved 1,003 test takers of CET4. A pretest was administered at the beginning…

Introduction: Video games have proven to be a valuable resource to work different school subjects and topics. Beyond specific content, they could help to develop different abilities, like problem solving. However, not much has been studied on this topic, or many of the studies followed a perspective not entirely compatible with an educational…

Many lecture halls today have two or more screens to be used by instructors for lectures with computer-supported visual aids. Typically, this additional screen real estate is not used to display additional information; rather a single stream of information is projected on all screens. We describe a controlled laboratory study that empirically…

Churn management is a concern for businesses, particularly in the digital economy. A customer relationship framework is proposed to help deal with churn issues. The model integrates the electronic channel and involves four tools for enhancing data collection, data treatment, data analysis and data integration in the decision-making process.…

A major effort of the National Center for Higher Education Management Systems over the past few years has been the development of information Exchange Procedures (IEP) for a broad spectrum of colleges and universities. The motivation for this effort is the strong belief that the exchange and comparative analysis of data will lead to better…

In order to investigate the role meetings play in the dissemination of information in the language sciences, a questionnaire was devised to be sent to the participants in selected professional meetings. The responses from the participants in each meeting were to be analyzed to obtain a composite picture of the viewpoints represented, and the…

Addresses the query- versus document-oriented dichotomy in information retrieval. Introduces a maximum likelihood approach to utilizing feedback data that can be used to construct a concrete object function that estimates both document and query parameters in accordance with all available feedback data. (AEF)

Uses an information processing approach to analyze the pausal behavior of end-users and identifies reasons for pausing, location of pauses, hesitation rate and pausal behavior changes over time. Confirms that searchers pause less frequently and for shorter periods as they progressed through searches over time. (Author/AEF)

Shape Recovery Analysis (SHERA), a new visual analytical technique, is applied to the N-Gram hypothesis on matched Japanese-English technical documents. Results reveal compaction in the translation of Japanese subject terms to English subject terms. The biagram approach to the Japanese data yields a remarkable similarity to the matching visualized…

The Comprehensive Occupational Data Analysis Programs (CODAP) are designed for analyzing and retrieving occupational survey information collected by means of job inventories. Two programs that are parts of the CODAP system are described: the Ordering of Hierarchically Grouped Case Data (KPATH) program which reorders case data permitting…

In this essay, discussions are presented of the current setting within which statewide planning for community/junior colleges is operating, the "impact" of the "1202 Commissions" proposed in the Federal Higher Education Amendments of 1972 (P.L. 92-318), simultaneous related special interests in information, and salient implications for…

Data administration (DA) is a position that has emerged with the growth of information technologies. A review of DA literature confirms that, although DA is widely associated with database management systems (DBMS), there is no standard DA job description, DA staffing and location within the organization vary, and DA functions range in description…