Presents general principles for cleaning data sets. Suggests techniques: check for column shifts, data completeness, marginal frequencies, and selected cross-tabulations; examines a sample of cases. Gives strategies for preventing data processing errors. (SK)

Educational research would benefit if standards could be agreed for recording precisely what has been done in a research study, and if these records were available for scrutiny. Advantages claimed include better quality data, easier comparison with other studies, the possibility of analysis by others and greater credibility of findings. (BRR)

This essay argues that reliability should be reconceptualized in a way that reflects the importance of the theoretical expectations of the test specialist and the learning and problem solving of the test takers. It is time to characterize clearly the substantive theoretical framework supporting reliability studies and the technical evaluation of…

Discussion of computer-assisted psychological evaluation focuses on its use as legal evidence. Topics discussed include legal criteria for expertise; clinical psychology and standards for expertise; factors relating to reliability and validity, including the proper use of data; computerized test administration; computer-based test interpretation;…

Effective internal evaluation requires dependable data for decision makers. Influences on clinical and fiscal data dependability are discussed. The focus is on organizational influences, data quality control, and staff concerns. (Author/PN)

Problems in current special education categorical research practices are discussed in terms of consistency and reliability, student heterogeneity, and lack of distinct categorical groups. Suggested changes include characteristic-oriented categorization, corresponding changes in dissemination of research findings, and greater specificity and…

Argues that individual and group differences in priming performance scores are heavily influenced by overall speed and accuracy, and thus are a flawed reflection of internal activation of semantic priming. Suggests that meaningful comparison of groups on the activation underlying priming difference scores requires removing the effects of overall…

This letter is an interim response to the October 7, 1991 request from the Committee on Education and Labor and the Subcommittee on Elementary, Secondary, and Vocational Education of the House of Representatives asking for a review of the National Assessment Governing Board (NAGB) achievement levels for the National Assessment of Educational…

This paper offers reasons for using traditional quantitative research methods and illustrates some of the considerations demanding rigor in a study on gender discrimination in school-administrator salaries. Traditional quantitative methods provide a meaningful language based on numbers and objectivity, and they are less time-consuming and complex…

Discusses issues relating to the reliability, validity, utility, and information value of unobtrusive testing of library reference services; provides suggestions for practical applications of these criteria; applies study findings to library decision making and planning; and identifies topics for further methodological refinement. (Author/CLB)