Large-scale Assessments in Education

An IERI – International Educational Research Institute Journal

Table 6 Percent of between-school variance in mathematics and science scores

From: Trends in educational inequalities in Ireland’s primary schools: an analysis based on TIMSS data (2011–2019)

	Mathematics	Science
	ICC	ICC
TIMSS 2011	17.7%	21.3%
TIMSS 2015	10.2%	13.9%
TIMSS 2019	10.6%	14.8%

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