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Durmaz, Hüsnüye – Asia-Pacific Forum on Science Learning and Teaching, 2016
The aim of this study is to investigate the effects of an instructional intervention on enhancement the pre-service science teachers' (PSTs) science process skills (SPSs) and to identify problems in using SPSs through Laboratory Applications in Science Education-I course (LASE-I). One group pretest-posttest pre-experimental design was employed. An…
Descriptors: Intervention, Science Instruction, Science Process Skills, Inquiry
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Samejima, Fumiko – Psychometrika, 1973
The three-parameter logistic model by Birnbaum for the multiple-choice item in the latent trait theory is considered with respect to the item response information function and the unique maximum condition. (Editor/RK)
Descriptors: Guessing (Tests), Models, Multiple Choice Tests, Probability
Weber, Larry; Fleming, Dan – 1978
A project to upgrade knowledge and skills of junior high school students in American history was conducted in four cities and counties in Virginia during 1977-78. The hypothesis was that students who received feedback from teachers regarding performance on an American history pre-test would perform better on a subsequent American history test.…
Descriptors: Academic Achievement, Comparative Analysis, Data Analysis, Educational Improvement