PISA data clusters reveal student and school inequality that affects results.

The data from the PISA survey show that student performance correlates with socio-economic background, that private schools have higher results and more privileged students, and that this varies between countries. We explore this further and analyze the PISA data using methods from network theory an...

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Main Author: Magnus Neuman
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2022-01-01
Series:PLoS ONE
Online Access:https://doi.org/10.1371/journal.pone.0267040
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author Magnus Neuman
author_facet Magnus Neuman
author_sort Magnus Neuman
collection DOAJ
description The data from the PISA survey show that student performance correlates with socio-economic background, that private schools have higher results and more privileged students, and that this varies between countries. We explore this further and analyze the PISA data using methods from network theory and find clusters of countries whose students have similar performance and socio-economic background. Interestingly, we find a cluster of countries, including China, Spain and Portugal, characterized by less privileged students performing well. When considering private schools only, some countries, such as Portugal and Brazil, are in a cluster with mostly wealthy countries characterized by privileged students. Swedish grades are compared to PISA results, and we see that the higher grades in private schools are in line with the PISA results, suggesting that there is no grade inflation in this case, but differences in socio-economic background suggest that this is due to school segregation.
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spelling doaj.art-a7fe6d314f7d43d9b5667310e38c04e72022-12-22T03:03:13ZengPublic Library of Science (PLoS)PLoS ONE1932-62032022-01-01175e026704010.1371/journal.pone.0267040PISA data clusters reveal student and school inequality that affects results.Magnus NeumanThe data from the PISA survey show that student performance correlates with socio-economic background, that private schools have higher results and more privileged students, and that this varies between countries. We explore this further and analyze the PISA data using methods from network theory and find clusters of countries whose students have similar performance and socio-economic background. Interestingly, we find a cluster of countries, including China, Spain and Portugal, characterized by less privileged students performing well. When considering private schools only, some countries, such as Portugal and Brazil, are in a cluster with mostly wealthy countries characterized by privileged students. Swedish grades are compared to PISA results, and we see that the higher grades in private schools are in line with the PISA results, suggesting that there is no grade inflation in this case, but differences in socio-economic background suggest that this is due to school segregation.https://doi.org/10.1371/journal.pone.0267040
spellingShingle Magnus Neuman
PISA data clusters reveal student and school inequality that affects results.
PLoS ONE
title PISA data clusters reveal student and school inequality that affects results.
title_full PISA data clusters reveal student and school inequality that affects results.
title_fullStr PISA data clusters reveal student and school inequality that affects results.
title_full_unstemmed PISA data clusters reveal student and school inequality that affects results.
title_short PISA data clusters reveal student and school inequality that affects results.
title_sort pisa data clusters reveal student and school inequality that affects results
url https://doi.org/10.1371/journal.pone.0267040
work_keys_str_mv AT magnusneuman pisadataclustersrevealstudentandschoolinequalitythataffectsresults