This paper provides a guide to calculating statistical power for the complex multilevel designs that are used in most field studies in education research. For multilevel evaluation studies in the field of education, it is important to account for the impact of clustering on the standard errors of estimates of treatment effects. Using ideas from…

Discussion of computer viruses describes two types of viruses and how they work; suggests ways to prevent or minimize virus risk; and explains how to recognize a virus and limit damage once a virus attacks. A sidebar lists several antivirus software products. (two references) (NRP)

This article discusses the issues that confront network users and systems operators when they explore and adapt their professional communications activities to electronic communication. (Electronic networking here refers to the use of the telephone and the computer to facilitate communication between or among professional groups in a variety of…

This handbook offers guidance to public broadcasting managers on computer acquisition and development activities. Based on a 1981 survey of planned and current computer uses conducted by the Corporation for Public Broadcasting (CPB) Information Clearinghouse, computer systems in public radio and television broadcasting stations are listed by…

Examines a variety of computer software uses and possible effects they can have on social studies instruction, using programs as mediating devices and tools. Concludes that the computer can assist implementation of essential objectives in the social studies curriculum. (TRS)

Developed to identify and qualitatively assess computer system evaluation techniques for use during acquisition of general purpose computer systems, this document presents several criteria for comparison and selection. An introduction discusses the automatic data processing (ADP) acquisition process and the need to plan for uncertainty through…

The two information fact sheets describe (1) available computer options for use with a handicapped individual and (2) available communication techniques or aids for a severely physically handicapped son or daughter. The first fact sheet considers three ways a physically disabled individual can use a microcomputer: using special software designed…

Prepared for Unesco's Records and Archive Management Programme (RAMP), this study is designed to provide archivists and other interested information professionals with an introduction to machine-readable records and to provide guidelines for the appraisal of their archival value. The study assumes no prior knowledge of machine-readable records and…

Describes some ways computers can help students develop thinking skills in the social studies. Emphasizes the use of data bases, simulations, and tutorials to teach thinking skills. Questions whether computers can do a better job of teaching students to think and reason than alternative methods. (RKM)