The purposes of this study were to determine which of the tests, PPVT, SIT, or Lorge-Thorndike (LT), may be the most useful to the classroom teacher in predicting reading achievement, for use in reading expectancy formulas, and for analyzing I.Q. scores obtained on different tests. (Author/RK)

An item sampling model for achievement testing with items scored in an arbitrary number of categories is investigated. (Author)

The study was designed to establish, on a regional basis, the validity of a set of measures of social handicap as predictive of educational backwardness and to identify the characteristics of those schools which are most compensatory in adverse social conditions. (Editor)

Since the development of causal path analysis by Wright, both the standardized and unstandardized procedures in path coefficient estimates have been advocated in the related literature, but the superiority of one technique over the other has not been demonstrated empirically or mathematically. In this study, the sampling properties of both…

This paper discusses the limitations of Classical Test Theory, the purpose of Item Response Theory/Latent Trait Measurement models, and the step-by-step calculations in the Rasch measurement model. The paper explains how Item Response Theory (IRT) transforms person abilities and item difficulties into the same metric for test-independent and…

The purpose of this research was to determine whether unfair test discrimination was occurring for yet another employee population - one which might be described as culturally disadvantaged, and to examine the evidence for test bias using multiple regression procedures. (Author/RK)

An investigation was carried out to ascertain how 700 children aged seven to 15 (half boys and half girls), acquired the ability to define certain moral concepts, how they decided on whether an action was right or wrong, and what influenced the acquisitional process. (Author)

A sample of 974 school districts was surveyed by mail to determine the current and projected use of computers in United States public secondary/elementary schools, with special reference to computer assisted learning. Returned questionnaires provided a 62.3 percent response rate, and were balanced both geographically and by urban/rural…