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August 15, 2025DataOpen Access

An Extended Dataset of Educational Quality Across Countries (1970–2023)

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Authors

HLHanol LeeJLJong‐Wha Lee

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Overview

Data reveals trends in educational quality across countries from 1970 to 2023, suggesting insights into global education inequalities.

Key Points

  • The dataset shows educational quality trends over 53 years, significantly enhancing international assessments' reach and applicability.
  • Including harmonized test scores for 15-year-olds, the dataset offers vital data for researchers studying educational disparities.
  • Employing linear interpolation and LASSO regression, the dataset addresses missing values, allowing for comprehensive analyses.
  • This dataset supports research in human capital and economic development, pointing to the need for focused educational policies.

Cite This Study

Lee et al. (2025) studied this question.

synapsesocial.com/papers/68af509bad7bf08b1ead87dehttps://doi.org/10.3390/data10080130
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Also Consider

Synapse has enriched 5 closely related papers on similar clinical questions. Consider them for comparative context:

  1. 1An Extended Dataset of Educational Quality Across Countries (1970–2023)2025
  2. 2Inequality of educational outcomes: A comparative analysis of national trends based on data from PISA, 2000–20182026
  3. 3Predicting Global Education Quality: A Comprehensive Machine Learning Approach Using World Bank Data2024 · 1 citations
  4. 4A decade of PISA: student perceived instructional quality and mathematics achievement across European countries2024 · 28 citations
  5. 5Education Policies and Systems Across Modern History: A Global Dataset2024 · 12 citations