Figure D2The effect of social class composition changes on math test score changes, U.S. and comparison countries, PISA 2000–2009Note: BH is books in the home. Source: Table 13, Mathematics Share on Facebook Tweet this chart EmbedCopy the code below to embed this chart on your website.<iframe width="100%" height="460" src="https://www.epi.org?p=41561&view=embed&embed_template=charts_v2013_08_21&embed_date=20240424&onp=41561&utm_source=epi_press&utm_medium=chart_embed&utm_campaign=charts_v2" frameborder="0"></iframe> Download image This chart appears in: What do international tests really show about U.S. student performance? Previous chart: « The effect of social class composition changes on reading test score changes, U.S. and six comparison countries, PISA 2000–2009 Next chart: Cumulative gains in Main NAEP, Long-Term Trend NAEP, and PISA reading scores, 1999/2000–2011 (standard deviations) »