IEA: Percentage distribution of fourth-grade students in science instruction as reported in TIMSS, by class size and country: 2007

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Table C.1.04a.

IEA: Percentage distribution of fourth-grade students in science instruction as reported in TIMSS, by class size and country: 2007

— Not available.
	Overall average class size										1-19 students												20-32 students										33 or more students
	2007		Difference from 2003				Difference from 1995				2007 percent of students				Difference in percent from 2003				Difference in percent from 1995				2007 percent of students		Difference in percent from 2003				Difference in percent from 1995				2007 percent of students			Difference in percent from 2003				Difference in percent from 1995
Country	Percent	s.e	Percent		s.e		Percent		s.e		Percent		s.e		Percent		s.e		Percent		s.e		Percent	s.e	Percent		s.e		Percent		s.e		Percent		s.e	Percent		s.e		Percent		s.e
International average	26	0.1	†		†		†		†		23		0.5		†		†		†		†		58	0.6	†		†		†		†		19		0.4	†		†		†		†

Algeria¹	30	0.7	—		†		—		†		6	!	1.8		—		†		—		†		60	4.4	—		†		—		†		34		4.6	—		†		—		†
Armenia	27	0.7	†		†		—		†		19		3.0		†		†		—		†		60	4.2	†		†		—		†		22		2.8	†		†		—		†
Australia	24	0.4	-2	!	0.6	▼	‡		†		17		2.8		‡		†		‡		†		81	2.9	‡		†		‡		†		‡		†	‡		†		‡		†
Austria	20	0.3	—		†		#		†		37		2.9		—		†		‡		†		63	2.9	—		†		‡		†		#		†	—		†		#		†
Chinese Taipei	31	0.3	-1	!	0.4		—		†		4	!	1.5		‡		†		—		†		43	4.0	‡		†		—		†		53		3.6	‡		†		—		†

Colombia	32	1.1	—		†		—		†		19		3.1		—		†		—		†		24	4.6	—		†		—		†		57		4.4	—		†		—		†
Czech Republic	22	0.4	—		†		#		†		29		3.9		—		†		‡		†		71	3.9	—		†		‡		†		#		†	—		†		-1		0.1
Denmark¹	21	0.3	—		†		—		†		34		4.1		—		†		—		†		66	4.1	—		†		—		†		#		†	—		†		—		†
El Salvador	30	0.7	—		†		—		†		19		2.8		—		†		—		†		38	4.0	—		†		—		†		43		3.7	—		†		—		†
England¹	27	0.5	‡		†		‡		†		8		2.2		#		†		‡		†		81	2.9	‡		†		‡		†		11		2.0	‡		†		‡		†

Georgia	23	0.6	—		†		—		†		38		3.8		—		†		—		†		49	4.6	—		†		—		†		13		2.4	—		†		—		†
Germany	22	0.2	—		†		—		†		21		2.4		—		†		—		†		78	2.4	—		†		—		†		#		†	—		†		—		†
Hong Kong SAR^1,2	35	0.3	‡		†		‡		†		‡		†		#		†		#		†		25	3.3	‡		†		‡		†		75		3.4	‡		†		‡		†
Hungary	22	0.4	-2	!	0.6	▼	#		†		35		3.7		16	!	4.9	∆	‡		†		65	3.7	-15	!	4.9	▼	‡		†		#		†	‡		†		‡		†
Iran, Islamic Rep. of³	24	0.5	-3		0.8	▼	-7		1.4	▼	25		2.8		9	!	3.8	∆	11	!	4.7	∆	58	3.8	‡		†		19	!	6.9	∆	16		2.9	-12	!	4.9	▼	-29		7.1	▼

Italy	20	0.2	#		†		†		†		44		2.6		‡		†		†		†		56	2.6	‡		†		†		†		#		†	#		†		†		†
Japan	31	0.3	‡		†		‡		†		5		0.8		‡		†		4		1.1	∆	47	2.9	‡		†		‡		†		48		2.9	‡		†		‡		†
Kazakhstan	22	0.5	—		†		—		†		30		4.5		—		†		—		†		68	4.6	—		†		—		†		‡		†	—		†		—		†
Kuwait³	27	1.5	—		†		†		†		11		3.0		—		†		†		†		79	4.3	—		†		†		†		10	!	3.3	—		†		†		†
Latvia	23	0.9	†		†		‡		†		46		2.7		†		†		‡		†		46	2.9	†		†		‡		†		8		1.5	†		†		6	!	2.0	∆

Lithuania	20	0.3	‡		†		—		†		37		3.0		‡		†		—		†		63	3.0	‡		†		—		†		#		†	#		†		—		†
Morocco¹	29	0.8	†		†		—		†		17		3.2		†		†		—		†		40	5.1	†		†		—		†		43		4.6	†		†		—		†
Netherlands	22	0.4	‡		†		‡		†		27		3.3		‡		†		#		†		71	3.5	‡		†		‡		†		‡		†	#		†		-10	!	3.5	▼
New Zealand³	26	0.4	‡		†		-2	!	0.7	▼	10		2.1		‡		†		‡		†		85	2.4	‡		†		32		5.2	∆	5	!	1.8	‡		†		-31		4.8	▼
Norway	21	0.5	#		†		2	!	0.8	∆	42		3.3		‡		†		‡		†		53	3.6	‡		†		‡		†		5	!	1.9	‡		†		5	!	1.9	∆

Qatar³	27	#	—		†		—		†		8		0.1		—		†		—		†		76	0.2	—		†		—		†		17		0.2	—		†		—		†
Russian Federation	21	0.4	#		†		—		†		33		2.7		#		†		—		†		67	2.7	‡		†		—		†		#		†	‡		†		—		†
Scotland³	26	0.6	#		†		#		†		12		2.8		‡		†		‡		†		81	3.4	‡		†		#		†		7		2.0	‡		†		‡		†
Singapore	38	0.2	#		†		-1	!	0.3		#		†		#		†		#		†		5	1.2	‡		†		‡		†		95		1.3	‡		†		‡		†
Slovak Republic	21	0.3	—		†		—		†		33		2.7		—		†		—		†		66	2.8	—		†		—		†		‡		†	—		†		—		†

Slovenia	19	0.3	#		†		-3		0.5	▼	46		2.9		‡		†		20		5.3	∆	53	3.0	‡		†		-21		5.3	▼	‡		†	‡		†		‡		†
Sweden	22	0.6	—		†		—		†		33		3.3		—		†		—		†		61	3.5	—		†		—		†		6	!	1.9	—		†		—		†
Tunisia¹	25	0.5	-5		0.7	▼	—		†		17		2.8		12		3.2	∆	—		†		72	3.9	14	!	5.9	∆	—		†		11		2.8	-26		5.2	▼	—		†
Ukraine	23	0.4	—		†		—		†		30		3.3		—		†		—		†		65	3.5	—		†		—		†		5		1.4	—		†		—		†
United States¹	26	0.7	2	!	0.8	∆	‡		†		22		2.2		‡		†		‡		†		65	2.7	‡		†		-13	!	4.3	▼	14		2.0	9		2.4	∆	9	!	2.7	∆

Yemen¹	45	1.4	—		†		—		†		9		2.0		—		†		—		†		16	3.4	—		†		—		†		75		3.8	—		†		—		†

Benchmarking Participants
Alberta, Canada	22	0.5	—		†		#		†		23		3.1		—		†		‡		†		73	3.2	—		†		‡		†		4	!	1.4	—		†		4	!	1.4	∆
British Columbia, Canada¹	23	0.5	—		†		—		†		25		3.4		—		†		—		†		74	3.5	—		†		—		†		‡		†	—		†		—		†
Dubai, UAE	†	†	—		†		—		†		†		†		—		†		—		†		†	†	—		†		—		†		†		†	—		†		—		†
Massachusetts, US¹	24	1.0	—		†		—		†		16		5.3		—		†		—		†		75	6.2	—		†		—		†		9	!	4.2	—		†		—		†
Minnesota, US³	28	2.2	—		†		†		†		14		4.5	!	—		†		†		†		66	7.8	—		†		†		†		20	!	7.1	—		†		†		†

Ontario, Canada	24	0.4	‡		†		-2	!	0.7	▼	16		3.3		‡		†		‡		†		80	3.7	‡		†		‡		†		4	!	1.4	‡		†		#		†
Quebec, Canada¹	24	0.4	-1	!	0.4	▼	‡		†		16		2.8		11		3.2	∆	‡		†		84	2.8	-11		3.2	▼	‡		†		1	!	0.3	#		†		1	!	0.3
† Not applicable.
# Rounds to zero.
! Interpret data with caution, estimates are unstable. The coefficient of variation is greater than or equal to .3 but less than .5.
‡ Reporting standards not met. Either data are insufficient to report achievement or the coefficient of variation is greater than or equal to .5.
∆ 2007 significantly higher.
▼2007 significantly lower.
¹ Data are available for at least 70 but less than 85 percent of the students.
²Hong Kong is a Special Administrative Region (SAR) of the People's Republic of China.
³ Data are available for at least 50 but less than 70 percent of the students.
NOTE: Details may not sum to totals due to rounding. Standard error is noted by s.e. Differences are significant at the p<0.05 level.
SOURCE: Data from the International Association for the Evaluation of Educational Achievement (IEA), Trends in International Mathematics and Science Study (TIMSS), 2007. Mullis, I.V.S., Martin, M.O., and Foy, P. (2008). TIMSS 2007 International Science Report: Findings from IEA's Trends in International Mathematics and Science Study at the Fourth and Eighth Grades, exhibit 7.1. Chestnut Hill, MA: Boston College

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National Center for Education Statistics - http://nces.ed.gov
U.S. Department of Education

U.S. Department of Education
Institute of Education Sciences
National Center for Education Statistics