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Kotrlik, Joe W.; Williams, Heather A.; Jabor, M. Khata – Journal of Agricultural Education, 2011
The Journal of Agricultural Education (JAE) requires authors to follow the guidelines stated in the Publication Manual of the American Psychological Association [APA] (2009) in preparing research manuscripts, and to utilize accepted research and statistical methods in conducting quantitative research studies. The APA recommends the reporting of…
Descriptors: Agricultural Education, Statistical Significance, Effect Size, Educational Research
Sirotnik, Kenneth A. – 1979
The thesis of this paper is that the decision to use one of three approaches to unit-of-analysis in educational research should be based on substantive considerations, not statistical factors. In addition to the commonly used "total analysis" (regression analysis across individuals), the within and between analyses are inherent in the…
Descriptors: Classroom Environment, Correlation, Educational Research, Interaction
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van Raan, Anthony F. J. – Measurement: Interdisciplinary Research and Perspectives, 2005
This article presents a rejoinder on the commentaries regarding the author's focus article titled, "Measurement of Central Aspects of Scientific Research: Performance, Interdisciplinarity, Structure," structuring comments around a number of main topics discussed by the authors of the commentaries. The author presents technical issues…
Descriptors: Scientific Research, Intervals, Statistical Significance, Citation Analysis