This study was completed to determine whether efficiency in concept attainment can be increased as a function of the interaction of the use of good negative instances and increased attention defined in terms of risk conditions. (Author)

Author qualifies the traditional definition of research and the approach to research. (RK)

Illustrates some of the basic concepts and procedures for using regression analysis in experimental design, analysis of variance, analysis of covariance, and curvilinear regression. Applications to evaluation of instruction and vocational education programs are illustrated. (GR)

In experimentation where change in X produces a change in Y, the researcher must identify, measure, and control intervening variables by experimental design or statistical procedure. (Author)

The data tend to support the hypothesis that subjects debriefed prior to a psychology experiment tend to be suspicious of perceived experimenter expectancy cues and less likely to respond to such cues. (SD)

Rewritten and shortened version of presentation given at a symposium of the American Psychological Association meeting, New York 1966. (MS)

Report describes and makes a preliminary assessment of a data simulation computer program at the University of Michigan. (MF)

Reports on the design and results of an effort to change the organization style of a sales unit in a business organization. (LN)

Critically examines the research conducted by R. Weiss and M. Rein on broad-aim programs discussed in EA 500 479. (LN)