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DR Sadler - Assessment in education: principles, policy & practice, 1998 - Taylor & Francis

Formative assessment: Revisiting the territory.

quasi-experiments

Sadler

GSID: x9EmXpKxIXoJ

Excerpt

… One of the difficulties with experiments and quasi-experiments on the effectiveness of feedback on student learning is that the results may be delayed or masked by other factors. In particular, temporal conditioning of the students, that is, the long-term exposure of students to …

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