IEA: Trends in weekly intended and implemented instructional time for TIMSS eighth-grade mathematics, by country: 2007

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Table C.3.03b.

IEA: Trends in weekly intended and implemented instructional time for TIMSS eighth-grade mathematics, by country: 2007

	Intended time prescribed in the curriculum				Time implemented in schools
	Total hours of instructional time per week		Mathematics instructional time as a percent of total instructional time		Total hours of instructional Time per Week							Mathematics instructional time as a percent of total instructional time
Country	Total hours of instructional time per week				2007 Hours		s.e.	Difference from 2003		s.e.		2007 Percent		s.e.	Difference from 2003		s.e.
International average	27		14		28		0.1	#		†		12		#	#		†

Algeria	30		17		36	¹	0.5	—		†		13	²	0.4	—		†
Armenia	27		20		31	¹	0.6	-2	!	0.7	▼	11		0.4	—		†
Australia	25		17		26		0.2	#		†		13	¹	0.2	‡		†
Bahrain	31		17		28		#	3		#	∆	9	¹	0.3	-7		0.3	▼
Bosnia and Herzegovina	26		10		29		0.9	—		†		11	¹	0.3	—		†

Botswana	30		13		30	²	0.6	2	!	0.8	∆	13	¹	0.3	—		†
Bulgaria	32		12		24		0.4	-2		0.5	▼	12	¹	0.3	#		†
Chinese Taipei	25		15		29		0.3	‡		†		14		0.2	1		0.3	∆
Colombia	30		†	³	31		0.4	—		†		12	¹	0.7	—		†
Cyprus	26		8		26	¹	#	-1		#	▼	8	²	#	#		†

Czech Republic	23		13		24		0.3	—		†		14	¹	0.2	—		†
Egypt	26		14		32		0.4	1	!	0.6	∆	8		0.4	—		†
El Salvador	19		20		23		0.6	—		†		17		0.5	—		†
England	25		12		26	²	0.2	#		†		12		0.2	—		†
Georgia	23		12		24		0.4	—		†		13		0.2	—		†

Ghana	27		14		28	¹	0.4	1	!	0.6	∆	13		0.5	—		†
Hong Kong SAR	27		13		28		0.3	#		†		14	²	0.4	‡		†
Hungary	21		11		22	¹	0.3	-7		0.3	▼	13	²	0.2	2		0.3	∆
Indonesia	32		10		34	¹	0.6	#		†		11	²	0.3	-2		0.4	▼
Iran, Islamic Rep. of	31		12		27		0.2	-2		0.4	▼	11	²	0.3	-1	!	0.5	▼

Israel	23		17		32		0.6	#		†		12	²	0.3	—		†
Italy	30		15		31	¹	0.4	#		†		13	¹	0.2	#		†
Japan	23		11		25		0.2	-3		0.3	▼	10		0.1	1		0.2	∆
Jordan	26		15		28		0.3	3		0.4	∆	14		0.2	1		0.2	∆
Korea, Rep. of	26		12		29		0.4	-7		0.4	▼	11	²	0.2	3		0.2	∆

Kuwait	30		14		26	¹	0.4	—		†		6	²	0.6	—		†
Lebanon	35		16		30	¹	0.3	—		†		—		†	—		†
Lithuania	23		13		24		0.3	-3		0.4	▼	13	¹	0.2	1		0.2	∆
Malaysia	29		11		30		0.3	3		0.3	∆	11		0.1	-1		0.2	▼
Malta	27		14		27		#	—		†		13		#	—		†

Mongolia	30		13		—		†	—		†		—		†	—		†
Norway	23		12		23		#	#		†		13		0.2	#		†
Oman	27		20		27		0.4	—		†		15		0.5	—		†
Palestinian Nat'l Auth.	20		14		26	¹	0.3	-2		0.3	▼	11	²	0.4	-3		0.5	▼
Qatar	26		12		28	¹	#	—		†		13	²	#	—		†

Romania	24		13		26		0.3	-3		0.5	▼	14	¹	0.3	1	!	0.4	∆
Russian Federation	23		16		26		0.3	-1	!	0.4	▼	15	¹	0.2	‡		†
Saudi Arabia	—		12		27	¹	0.3	—		†		11	¹	0.3	—		†
Scotland	28		13		28	²	0.2	#		†		13	²	0.2	‡		†
Serbia	24		13		23	¹	0.3	‡		†		13	²	0.2	#		†

Singapore	23		13		29		#	-5		#	▼	13		0.1	1		0.2	∆
Slovenia	23		13		23		0.1	-5		0.2	▼	13		0.1	2		0.1	∆
Sweden	†	³	†	³	26		0.3	‡		†	▼	10	¹	0.2	‡		†	∆
Syrian Arab Republic	30		12		24		0.4	—		†		10		0.4	—		†
Thailand	35		8		32		0.3	—		†		10		0.2	—		†

Tunisia	32		13		39	¹	0.7	8		0.8	∆	10	¹	0.2	—		†
Turkey	20		13		27		0.9	—		†		11		0.3	—		†
Ukraine	25		12		24		0.2	—		†		15		0.2	—		†
United States	29		13		31		0.2	2		0.3	∆	13	²	0.2	#		†
Morocco³	28		13		37		1.0	—		†		11	¹	0.6	—		†

Benchmarking Participants
Basque Country, Spain	30		10		30		0.2	#		†		12		0.2	#		†
British Columbia, Canada	26		†	³	26		0.2	—		†		14	¹	0.4	—		†
Dubai, UAE	28		16		29	²	0.1	—		†		—		†	—		†
Massachusetts, US	28		†		29		0.3	—		†		15		0.3	—		†
Minnesota, US	29		4		30		0.5	—		†		13		0.4	—		†

Ontario, Canada	25		†	³	26		0.2	#		†		16	¹	0.3	‡		†
Quebec, Canada	25		17		26		0.2	#		†		16	¹	0.3	‡		†
— Not available

† Not applicable

# Rounds to zero.

! Interpret data with caution. (Estimates are unstable.)

‡ Reporting standards not met.

∆ 2007 significantly higher.

▼2007 significantly lower.

¹Data are available for at least 70 but less than 85% of the students.

²Indicates data are available for at least 50 but less than 70% of the students.

³Did not satisfy guidelines for sample participation rates.

⁴Not prescribed by the curriculum.

Note: Intended instructional time provided by National Research Coordinators. Implemented instructional time for mathematics provided by teachers, and total instructional time provided by schools. For Norway, hours of intended instructional time is only an estimate and only prescribed for grades 1–7 and 8–10, not for single grades. Standard errors are noted by s.e.

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 Mathematics Report: Findings from IEA's Trends in International Mathematics and Science Study at the Fourth and Eighth Grades, exhibit 5.1. Chestnut Hill, MA: Boston College