Kentucky is one of the many states in which enrollment has declined since 1971. This study gathered data on the previous decline and then projected state enrollment up to 1981-82. The cohort-survival technique was used in projections. Numbers of live births and survival ratios were supplied by the Bureau of Vital Statistics. Survival ratios…

The costs of creating and maintaining permanent files and retrieving keyword title indexes in TRIAL (Technique for Retrieving Information from Abstracts of Literature) are presented. This system, which is used for bibliographic control and file efficiency, is relatively easy to learn and use, and popular with school, academic, business, and…

Since 1954 when Congress authorized the Copyright Office to prepare a series of studies to serve as background for revision hearings, copyright has been one of the major issues in librarianship. Although the impact that the New Copyright Law will have on interlibrary loan activity is yet to be determined, there is a need to know whether present…

THE BELIEF PATTERNS OF EIGHT GROUPS OF SCHOOL PERSONNEL (STUDENT TEACHERS, COOPERATING TEACHERS, PRINCIPALS, CLINICAL SUPERVISORS, METHODS PROFESSORS, EDUCATION PROFESSORS, OTHER ACADEMICIANS, AND STATE DEPARTMENT OF EDUCATION PERSONNEL), TOTALLING 976 PERSONS, AT SIX INSTITUTIONS (INCLUDING THREE STATE TEACHERS COLLEGES AND TWO LARGE STATE…

Three approaches to the graphic representation of similarity and dissimilarity matrices are compared and contrasted. Specifically, Kruskal's multidimensional scaling, Johnson's hierarchical clustering, and Waern's graphing techniques are employed to depict, in two dimensions, data representing the structure of a set of botanical concepts. Each of…

This is one in a series of SMSG supplementary and enrichment pamphlets for high school students. This series is designed to make material for the study of topics of special interest to students readily accessible in classroom quantity. Topics covered include: (1) graphs; (2) constant, linear, and absolute-value functions; (3) composition and…

This is one in a series of manuals for teachers using SMSG high school supplementary materials. The pamphlet includes commentaries on the sections of the student's booklet, answers to the exercises, and sample test questions. Topics covered include complex numbers, operations, standard form, equations, graphs and conjugates. (MP)

This is one in a series of SMSG supplementary and enrichment pamphlets for high school students. This series is designed to make material for the study of topics of special interest to students readily accessible in classroom quanitiy. Topics covered include order on the number line, properties of order, solution of inequalities, and graphs of…

This is one in a series of manuals for teachers using SMSG high school supplementary materials. The pamphlet includes commentaries on the sections of the student's booklet, answers to the exercises, and sample test questions. Topics covered include the coordinate system, distance formula, planes and first degree equations in three variables, the…

This is one in a series of manuals for teachers using SMSG high school supplementary materials. The pamphlet includes commentaries on the sections of the student's booklet, answers to the exercises, and sample test questions. Topics covered include addition and multiplication in terms of absolute value, graphs of absolute value in the Cartesian…

This is part one of a two-part SMSG elementary school text for third-grade students. The development of mathematical ideas in the text is grounded in appropriate experiences with things from the physical world and the immediate environment. Chapter topics include: (1) sets of points; (2) addition and subtraction; (3) describing points and numbers;…

This is part three of a three-part SMSG mathematics text for seventh-grade students. The text was written for those students whose mathematical talent is underdeveloped and is essentially the same subject matter presented in the SMSG text. Chapter topics include: (1) measurement; (2) area and volume; (3) parallels; (4) polygons and prisms; (5)…

A study conducted at the Western Australian Institute of Technology (W.A.I.T.) investigated the declining use of an external library collection consisting of 12,000 volumes and 1,600 photocopies of articles from journals and monographs. The problem was approached along several avenues: (1) a survey was made of study guides to ascertain what…

This paper reviews a number of past studies in the field of diffusion research, describing the major features of each diffusion model and discussing its value for predicting the spread of educational innovations. Following this review, the author presents a new autocatalytic diffusion model based on the mathematical models of epidemiologists and…