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National Income, Income Inequality, and the Importance of Schools: A Hierarchical Cross-National Comparison

Amita Chudgar, Thomas F. Luschei

American Educational Research Journal, 2009. DOI 10.3102/0002831209340043

Has this study been replicated?

The atlas records 1 replication of this study. Recorded outcomes: 1 failed.

Replications

• SCORE secondary data replication of Chudgar & Luschei (2009), Parsons et al. (2026). Outcome recorded: failed. This claim was not replicated. The correlation coefficient between GINI index and math achievement is positive (0.1566283), but has p-value of 0.2877 (two-tailed), which is greater than 0.05. This estimation result is based on entirely new data.

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