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Zur, Rebecca L. – Research Ethics, 2023
Pregnancy is a frequently applied exclusion criteria for many forms of research. Common justifications for this exclusion include the potential for teratogenicity, as well as the potential for physiologic changes in pregnancy to impact the research itself. The systematic exclusion of pregnant persons from clinical studies has created a significant…
Descriptors: Experimental Groups, Control Groups, Research Methodology, Pregnancy
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de Buisonjé, David R.; Ritter, Simone M.; de Bruin, Suze; ter Horst, J. Marie-Louise; Meeldijk, Arne – Creativity Research Journal, 2017
Generating creative ideas in a brainstorm session `is a crucial part of innovation. However, for actual implementation, the most creative ideas must be selected from a pool of ideas. To date, idea selection has remained relatively unexplored and validated instruments to measure idea selection performance are not systematically employed. This study…
Descriptors: Foreign Countries, Creativity, Innovation, Statistical Analysis
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Kraemer, Linda; McCabe, Patrick; Sinatra, Richard – Literacy Research and Instruction, 2012
The researchers investigated the effects of listening to expository text on the listening comprehension and book choice of 77 first-grade students. Two intact classes of experimental children heard expository read-alouds over four weeks while two intact classes of 40 controls received no intervention and followed their teacher's normal read-aloud…
Descriptors: Grade 1, Elementary School Students, Reading Aloud to Others, Expository Writing
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Jenko, Mojca – International Journal of Rehabilitation Research, 2010
Assistive technologies (ATs) for computer access enable people with disabilities to be included in the information society. Current methods for assessment and selection of the most appropriate AT for each individual are nonstandardized, lengthy, subjective, and require substantial clinical experience of a multidisciplinary team. This manuscript…
Descriptors: Control Groups, Access to Computers, Disabilities, Assistive Technology
WELCH, WAYNE W.; AND OTHERS – 1967
MEMBERS OF THE EVALUATION SECTION OF HARVARD PROJECT PHYSICS, DESCRIBING WHAT IS SAID TO BE THE FIRST ATTEMPT TO SELECT A NATIONAL RANDOM SAMPLE OF (HIGH SCHOOL PHYSICS) TEACHERS, LIST THE STEPS AS (1) PURCHASE OF A LIST OF PHYSICS TEACHERS FROM THE NATIONAL SCIENCE TEACHERS ASSOCIATION (MOST COMPLETE AVAILABLE), (2) SELECTION OF 136 NAMES BY A…
Descriptors: Control Groups, Evaluation Methods, Experimental Groups, National Surveys
Kibler, Robert J., Ed. – 1964
This chapter outlines the procedures followed in an experimental program for low-achievers during their freshman year at Southern Illinois University. Specifically described are the experimental design, selection of subjects, and the treatment according to the experimental, control, and norm groups. In addition, the sample group is described in…
Descriptors: Academic Achievement, College Admission, College Freshmen, College Programs