Decision theory can be applied to four types of decision situations in education and psychology: (1) selection; (2) placement; (3) classification; and (4) mastery. For the application of the theory, a utility function must be specified. Usually the utility function is chosen on a priori grounds. In this paper methods for the empirical assessment…

The paper describes ways in which tools, or aids, can promote the interaction of mentally retarded persons with their environment. A classification of these aids is proposed according to psychological characteristics (such as senses, intelligence, knowledge, decision making, and action) as well as types of interaction (such as comprehension,…

This paper uses the subject of job satisfaction to compare subject access by ERIC descriptors and Library of Congress subject headings (LCSH). A description of the study methodology precedes a definition of job satisfaction and background information on the topic. Lists of ERIC and LCSH equivalents to job satisfaction subject terms developed by…

This guide to the theory and practice of map classification begins with a discussion of the filing of maps and the function of map classification based on area and theme as illustrated by four maps of Africa. The description of the various classification systems which follows is divided into book schemes with provision for maps (including Dewey…

Modal Profile Analysis (MPA) is a Fortran IV program for the identification and cross validation of relatively homogenous subgroups within a dimensional or ordination space. This classification approach is designed for use with several samples in a multiple replication design. The program consists of three stages: (1) identification of preliminary…

The study was designed to determine the efficacy of the Bannatyne recategorization in differentiating subgroups of learning disabled from emotionally disturbed children. The sample was comprised of 327 male and female Ss who had been placed in special education classes for either the learning disabled or emotionally disturbed. A three factor…

To examine the concept of play, a taxonomy of five categories of play was devised and four studies were conducted in an attempt to distinguish among these categories on a motivational and emotional basis. Play is defined as an autotelic, self-rewarding activity. In each of the four studies, undergraduates (total N=520) read a scenario representing…

Heuristic methods for the construction of term classes are presented and experimental results are obtained to illustrate the usefulness of the method. (Author/PF)

An automatic classification technique has been developed, based on the character structure of words. (Author)

An automatic classification technique using patterns formed by citations in document bibliographies was found to give 62 percent precision and 45 percent recall in a sample file of physics documents. (PF)

The author suggests an evolutionary typology of languages and a way to integrate the concept of linguistic modernization with a theory of language problems. (Author/PM)

This study applied content analysis and cluster analysis to the ideas of Fritz Perls to develop a taxonomy of Gestalt processes and goals. Summaries of the typal groups or clusters were written and the implications of taxonomic research in counseling discussed. (Author)

This paper briefly summarizes the characteristics of 14 of the currently most popular computer pragrams for cluster analysis. Also provided is a subjective ranking of the programs in terms of their versatility and usability. (Author)

The simplified systems for cataloging and classifying exhibition catalogs used at the Marlborough Gallery Library and the Wildenstein Gallery Library in New York are discussed, with emphasis on the brief kind of bibliographic information and other points of access needed in a non-research oriented library. (Author)

Paper deals with the question of classifying media in the context of teaching and learning processes. (Author)