The purpose of this article is twofold. The first is to provide evaluative information on the recovery of model parameters and their standard errors for the two-parameter item response theory (IRT) model using different estimation methods by Mplus. The second is to provide easily accessible information for practitioners, instructors, and students…

Reviews a computer-assisted learning package (available from CONDUIT) which includes an introduction to factorial experimental design, and the analysis of the main effects and interactions of two- and three-factor experiments. Indicates that it is a clearly thorough package putting over a limited idea in a very lucid manner. (JN)

This article describes a visual assessment procedure (VAP) which evaluates capacity, attention, and processing (CAP) of infants and preschool children with visual impairments. The two-level battery considers, first, visual capacity and basic visual attention and, second, visual perceptual and cognitive abilities. A theoretical analysis of the…

In 1976, the Shasta County Schools management staff devised a system to identify the factors of responsibility in management positions and to assign position titles and salaries on this basis. Factors were identified in the areas of program management, budget, and personnel supervision and weighted to rank staff positions. (SJL)

Provides background theory and an experiment relating to chemometrics. Describes the phenomenon where solutions are dichromatic or dichromic. Discusses the difficulty students have in describing such solutions that appear to be several different colors at the same time. (TW)

Teacher and administrator responses to the Connecticut School Interview, conducted as part of the Spencerport (New York) More Effective Schools/Teaching Project, indicated (1) that there are a number of correlates which can be considered areas of strength and (2) that steady improvement has occurred in installing correlates in each building and in…

Suggests that intellectual ability is a stronger determinant of academic success than family income, parental education, or socioeconomic status. Maintains that familial influence plays an important role in academic achievement but questions the specifics of that relationship. Includes statistical information on grade variation, siblings, and…

Discusses the complicating effects of ambivalence on the validity of science attitude measurement scales. Cites studies indicating that the positive and negative effects about a particular psychological object are not necessarily bipolar. Suggests the use of factor analysis to check dimensionality in instruments. (TW)

This document outlines the major points of the first annual status report of the Spencerport (New York) More Effective Schools/Teaching Project. Section 1 contains a list of 15 basic principles and assumptions upon which the project is based. Section 2 presents three conclusions drawn at the end of the first year and a half of the project. First,…

Provides an exercise for introducing research methods to undergraduates. The students view a graph revealing that left-handed people are underrepresented in older age groups. Small group discussions attempt to explain this phenomenon. A follow-up class discussion focuses on the different approaches and methods available for interpreting the data.…

During the 1982-83 school year the Spencerport (New York) Central School District began a comprehensive project to study the effective schools research and its implications at all levels of a suburban school system. A leadership planning team (consisting of teachers, principals, and district personnel) participated in a series of workshops and…