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Figure 13-1.  Changes in eighth-grade average scores in mathematics and science, by country: 1995, 2007, and 2011

Changes in eighth-grade average scores in mathematics and science, by country: 1995, 2007, and 2011

* p < .05. Score is statistically significant from the 2011 score of the same country.
1 Indonesia, Saudi Arabia, and Turkey did not participate in TIMSS 1995, and the United Kingdom (Scotland) did not participate in TIMSS 2011.
SOURCE: International Association for the Evaluation of Educational Achievement (IEA), Trends in International Mathematics and Science Study (TIMSS), 1995, 2007, and 2011.