https://www.noormags.ir fa https://www.noormags.ir/view/fa/articlepage/2415359/%D8%B9%D9%88%D8%A7%D9%85%D9%84-%D9%85%D9%88%D8%AB%D8%B1-%D8%A8%D8%B1-%D9%BE%DB%8C%D8%B4%D8%B1%D9%81%D8%AA-%D8%AA%D8%AD%D8%B5%DB%8C%D9%84%DB%8C-%D8%AF%D8%A7%D9%86%D8%B4-%D8%A7%D9%85%D9%88%D8%B2%D8%A7%D9%86-%D8%A8%D8%B1-%D8%A7%D8%B3%D8%A7%D8%B3-%D9%85%D8%AF%D9%84-%D8%AA%DB%8C%D9%85%D8%B299-timss-r Wed, 18 Feb 2026 20:30:00 GMT https://www.noormags.ir/view/fa/articlepage/2994787/investigating-factors-correlated-with-the-academic-achievement-of-ninth-grade-students-based-on-timss-r-test-results-and-presenting-a-path-analysis-model-to-examine-the-impact-of-each-factor-on-academic-achievement Tue, 23 Mar 2010 20:30:00 GMT