This study investigates the extent to which the higher order factors of symbolic and semantic content are differentiated. The main concern is an expository description of the use of confirmatory factor analysis in establishing factorial validity. Reanalyzed data originally collected in 1968 involved a sample of 197 tenth, eleventh and twelfth…

Because of the rising real cost of energy, geographic patterns that have dominated the contemporary metropolitan landscape are in a state of change. A conceptual model of the contemporary and future metropolitan landscape is presented to stimulate thought about the changes which may evolve in the spatial organization of urban regions as the real…

The issues discussed in these four papers concern the validity and generalizability of classroom observation instruments. These issues have been studied and are reported here in an attempt to better define the limits to which classroom observation instruments can be used in researching relationships between teacher behavior and student outcome.…

The study of task identification in child care and development presents statistical correlations of task performance frequencies obtained by questionnaire in 21 task clusters for the occupations of day care mother, foster parent, houseparent, nursery school/day care center director/teacher, and nursery school/day care center teacher…

Within a setting of dynamic rather than static knowledge, the academic structuring of disciplines begins to lose meaning. Interdisciplinary courses are one result of this perception of knowledge. A polydisciplinary approach, however, would be a more accurate construct of reality. Given the following four aspects of a polydisciplinary approach to…

This report on Phase IV, of a four-phase study, provided for the development of evaluation templates and instruments to be used by the California Department of Education to facilitate systematic assessment of state funded educational technology programs and projects. These assessment documents comprised the major data collection sources for the…

This document presents the course content for a workshop that integrates the use of the computer algebra system Derive with topics in matrix and linear algebra. The first section is a guide to using Derive that provides information on how to write algebraic expressions, make graphs, save files, edit, define functions, differentiate expressions,…

In order to study transfer trends in Maryland, a method was developed for matching student records at two-year sending institutions and four-year receiving institutions in the state. Transfer matrices, which utilized the computerized fall enrollment records of all public two- and four-year institutions in Maryland, allowed for a campus-to-campus…

A curriculum unit on English for mathematics students at the University of Haifa is presented. The text content concerns mathematics while integrating language principles. Exercises are included that involve comprehension of geometric diagrams, reading comprehension, word meanings, and restructuring sentences. The 12 sections cover: projective…

This investigation examined the effectiveness of training Japanese and American children with a visual animation/construction or verbal labelling strategy for solving computerized geometric matrices that were correctly or incorrectly completed and varied in number of elements (l to 3) and number of transformations (0 to 2). Subjects were 209…

Prepared by the National Middle School Association (NMSA) and approved by the National Council for Accreditation of Teacher Education (NCATE), this handbook presents curriculum guidelines and worksheets for undergraduate and graduate teacher preparation programs focusing on grades 5 through 9. Specifically, the guidelines are designed to assist in…

The cognitive structure of an algebra test was defined and validated using the linear test model (LLTM) and quadratic assignment (QA) techniques. The LLTM is an extension of the Rasch model with a linear constraint that describes item difficulty in terms of the cognitive operations required to solve the item. The model permits the specification of…

Tabular procedures for analyzing open-ended responses were used to study a school district's educational reform program. Responses of a rural Arizona Career Ladder (CL) school district's teachers and administrators to three pairs of open-ended questions contained in the 1989 Perception Assessment Scale survey comprised the data base for the…

The duties and tasks found in these task lists form the basis of instructional content for secondary, postsecondary, and adult occupational training programs for home economics occupations. The home economics occupations are divided into four clusters. The clusters and occupations are: child and day care services (child care worker/instructor,…

The duties and tasks found in these task lists form the basis of instructional content for secondary, postsecondary, and adult occupational training programs for agricultural occupations. The agricultural occupations are divided into three clusters. The clusters and occupations are: agricultural business and management cluster…