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Le Hebel, Florence; Montpied, Pascale; Tiberghien, Andrée; Fontanieu, Valérie – International Journal of Science Education, 2017
The understanding of what makes a question difficult is a crucial concern in assessment. To study the difficulty of test questions, we focus on the case of PISA, which assesses to what degree 15-year-old students have acquired knowledge and skills essential for full participation in society. Our research question is to identify PISA science item…
Descriptors: Achievement Tests, Foreign Countries, International Assessment, Secondary School Students