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Continue to ChatAn Investigation of Tasks in the Mathematics Textbooks and Objectives in Mathematics Curriculum from 4th to 8th Grade Related with Data Content Domain According to TIMSS 2019 Cognitive Domains - https://avesis.hacettepe.edu.tr/publication/details/1b012d77-d288-4dce-8d48-35b07f4a2a7a/an-investigation-of-tasks-in-the-mathematics-textbooks-and-objectives-in-mathematics-curriculum-from-4th-to-8th-grade-related-with-data-content-domain-according-to-timss-2019-cognitive-domains