Reviews fourteen econometric and forecasting programs for the IBM PC family of computers. The comparison is based on analytical capabilities, cost, operating characteristics, and user-friendliness. Concludes that the programs do not differ enough to provide grounds for rejection of one program in favor of another. Includes names and addresses for…

Computer programs are presented to plot item and test characteristic curves and item information functions for parameter estimates produced by the LOGIST and BICAL computer programs. These programs provide data in tabular format, but their usefulness in test development and measurement courses can be greatly enhanced by graphic plots of the item…

Discusses some of the myths surrounding grading on the curve. Provides a simple explanation of such statistical terms as histograms, relative frequency, normal distribution, mean, and standard deviation. Describes how to restructure the curve, including the program listing for a computer program that will assist the teacher. (TW)

The expert system computer simulation detailed in this report is designed to investigate patterns of valuing in decision-making about dossiers of performance data used in teacher promotion evaluations. The knowledge base for the simulation consists of 111 questions organized into 117 rules. The questions and linked advice were derived from…

This publication is composed of documentation material and a user's guide for the software used in this course. The materials in this book are extracted from an introductory college mathematics course designed to prepare high school students who have completed Algebra 2 for the variety of mathematics courses encountered in college. The principal…

Described is a simple electronic interface that can receive signals from up to four analog sensors and four event detectors and save the data on disk. Schematic diagrams, construction details, sample temperature plot and weather station logging programs, and a parts list are included. (KR)

This report discusses the methods, techniques, and software applications used in processing the data gathered in a survey of the physical condition and health of students in Guangdong Province, China. The introduction provides background on the survey. Survey grouping, data items, and survey procedures are then described. A discussion of…