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| Marsh, Herbert W. | 2 |
| Craven, Rhonda G. | 1 |
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| Rowe, Kenneth J. | 1 |
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Download full textCraven, Rhonda G.; Marsh, Herbert W.; Debus, Raymond L. – 2000
Within-class experimental designs (with experimental and control groups in the same classroom) are subject to diffusion effects whereby both experimental and control students benefit from the intervention, thereby contaminating the control group and biasing evaluations of intervention effects. In support of diffusion effects, this study shows that…
Descriptors: Control Groups, Diffusion (Communication), Elementary Education, Elementary School Students
Peer reviewedMarsh, Herbert W.; Rowe, Kenneth J. – Australian Journal of Education, 1996
Critical reanalysis of a previous Australian study comparing the effects of single-sex mathematics and mixed-sex mathematics instruction on students in grades seven and eight suggests that the randomly assigned class-type intervention had relatively little effect on mathematics achievement or attitudes, and that at least some effects favored…
Descriptors: Academic Achievement, Coeducation, Educational Attitudes, Educational Research
