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| Phi Delta Kappan | 1 |
Author
| Bloom, Benjamin S. | 1 |
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| Information Analyses | 1 |
| Journal Articles | 1 |
| Reports - Research | 1 |
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Bloom, Benjamin S. – Phi Delta Kappan, 1980
The shift to alterable variables (those that can be changed before or during the teaching and learning processes) enables researchers to move from an emphasis on prediction and classification to a concern for causality and the relations between means and ends in teaching and learning. (Author/IRT)
Descriptors: Academic Achievement, Educational Research, Elementary Secondary Education, Family Environment
