Journal of Agricultural Education - Vol. 38
نویسنده
چکیده
This article introduces the application of Generalizability Theory to assessing the reliability of measurements. Generalizability Theory can be used to assess reliability in the presence of multiple sources of error and also can be applied to assess reliability in the presence of different types of sources of error. In particular, the application of Generalizability Theory to measurements involving multiple raters is considered. An example illustrates its application to assessing reliability in the presence of inter-rater
منابع مشابه
Journal of Agricultural Education - Vol. 38
The purpose of this study was to determine the perceptions of Iowa agricultural education teachers and students about sustainable agriculture. The teacher population for the study included all secondary school agricultural education teachers in Iowa (N=248). A stratified random sample of 60 teachers (schools) was selected, I O from each of the six FFA districts. Teachers in the sample were aske...
متن کاملJournal of Agricultural Education - Vol. 38
Agricultural educators are confronted with a dilemma. They continue to espouse a theory of learning that requires Supervised Agricultural Experience (SAE) but their students practice fewer and fewer SAEs. The various dimensions of the theory-to-practice dilemma have not been adequately addressed by agricultural educators. Researchers have recommended changes in either espoused theories or theor...
متن کاملJournal of Agricultural Education - Vol. 39
This national study of post-secondary departments of agricultural education examined leadership and human resource management/development course offerings, course characteristics, future department plans, backgrounds of faculty, and related outreach activities. The majority of the courses were offered for undergraduate credit and were predominately required courses for agricultural education de...
متن کاملJournal of Agricultural Education - Vol. 38
As the variety and sophistication of educational technologies continues to grow, the need to know more about the incentives and obstacles to technology adoption becomes more important. The purpose of this study was to investigate the usefulness of an interactive communications network (ICN) for agricultural education at the secondary level. The ICN is a state-wide two-way full-motion fiber opti...
متن کاملJournal of Agricultural Education Vol.39 No.2 1998
The National FFA AgriScience Teacher of the Year Award Program was instituted in 1988 to recognize outstanding agricultural educators who emphasized agriscience technology in their curriculum. This study sought to determine selected characteristics of the National FFA AgriScience Teacher of the Year Award winners and their programs from the years 1988 1995 (N = 253). A purposive sample of 187 a...
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