Presents microcomputer programs and programing techniques and demonstrates how these programs can be used by teachers to explain economics concepts and to help students make judgments. Each microcomputer application is supplemented by traditional graphic and mathematical analysis. Discusses applications dealing with supply, demand, elasticity,…

Discusses the use of optical character recognition (OCR) technology to produce an ASCII text database. A tutorial on digital scanning and OCR is provided, and a systems integration project which used the Calera CDP-3000XF scanner and text retrieval software to construct a database of dissertations at George Mason University is described. (four…

Describes a study that analyzed the readability of documentation designed for physicians searching the Physician's Data Query cancer database, using the readability formulas in AT&T's Writer's Workbench software package. The results of the analysis are discussed and suggestions for future research are made. (20 references) (CLB)

Reviews evaluation standards that are used to assess the quality of projected graphical displays, and discusses their use in evaluating graphs created with computer graphing programs. Design standards for projected graphs are explained, and examples of three types of graphs are shown. (four references) (LRW)

Discusses the wide variety of installation standards currently maintained by publishers of CD-ROM databases and the problems this can cause for users. Hardware and software requirements of various CD-ROM databases intended for use on IBM personal computers and compatibles are described. (five references) (CLB)

Migrating from a traditional to a relational database technology requires more than traditional project management techniques. An overview of what to consider before migrating to relational database technology is presented. Leadership, staffing, vendor support, hardware, software, and application development are discussed. (MLW)

Examines HyperCard materials (computer software used to build structures that create patterns and connections) specifically designed for English and language arts classes. (MM)

Two discrimination coefficients, known as "disco" and "odisco," are proposed for measuring the extent of overlap in distributions as a direct function of the variance between the arithmetic means. These coefficients are related to K. Pearson's "eta" (1905) and R. A. Fisher's "F" (1950). (SLD)

A new technological phenomenon known as "hypermedia" or "interactive multimedia" allows the learner to be in control and to access a variety of media with a computer. Advances in information storage technology have placed libraries of documents, sounds, and video and graphic images on laser discs. (MLF)

Offers suggestions for avoiding common errors in online microcomputer use. Areas discussed include learning the basics; hardware protection; backup options; hard disk organization; software selection; file security; and the use of dedicated communications lines. (CLB)

Presents an overview of the development of an electronic interactive multimedia guide to the Museum of Dion (Greece) that provides information about archaeological exhibits. Collection and processing of raw materials is described, including text, photography, and digitalization; and the selection of Macintosh hardware and HyperCard software is…

This article discusses the definition of hypermedia and the rationale behind its use, gives examples of students using hypermedia tools to construct artifacts, critiques research that examines the influence of creating hypermedia artifacts on students' learning, and outlines needed research on the effectiveness of using hypermedia. (27 references)…

Describes the International Corpus of English Corpus Utility Program (ICECUP), a computer-based text retrieval program designed to search a tagged corpus for words, word elements, and their grammatical roles. Explains the search, display options, concordance, and subcorpus selection features of the ICECUP program. (MDM)

This article covers the second part of a workshop on registering copyrighted materials, off-air video recording, using copyrighted videotapes in the classroom, and computer software copyright. The Copyright Law provides for the protection of the authors of creative works, while at the same time providing certain exemptions for educators and…

Describes the "Knowledge Board," a comprehensive integrated writing environment for professionals who write complex documents. Program functions, including navigational capabilities, an automated note card file, information sorting, information weaving, a function to organize information logically, and a revision function are examined.…