Student-teacher ratio and average class size
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Student-teacher ratio refers to the average number of students per teacher, while average class size is the average number of students in a classroom.

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12-09-2017

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Further detail as to the methodology used during the data collection for each indicator, the references to the sources and the specific notes for each country are available in:

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Yearly/School academic year

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Ratio
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Student-teacher ratio and average class sizeAbstract

Student-teacher ratio refers to the average number of students per teacher, while average class size is the average number of students in a classroom.

Data source(s) used

Indicator is further commented and developed in the publication:

Education at a Glancehttp://www.oecd.org/edu/eag.htm
Unit of measure usedRatioPeriodicity

Yearly/School academic year

Date last updated

12-09-2017

Contact person

Manon Costinotmailto:manon.costinot@oecd.orgGiovanni Semeraromailto:Giovannimaria.semeraro@oecd.orgOther data characteristics

Further detail as to the methodology used during the data collection for each indicator, the references to the sources and the specific notes for each country are available in:

Education at a Glance 2017 - Annex 3http://www.oecd.org/edu/skills-beyond-school/EAG2017-Annex-3.pdf
Key statistical concept

Key statistical concepts, definitions and methodologies underlying the indicators are available in in Chapter 7 "Indicator concepts and methodologies" of :

OECD Handbook for Internationally Comparative Education Statisticshttp://dx.doi.org/10.1787/9789264279889-en
Classification(s) used

Detailed presentation and explanation of ISCED classification is available in Chapter 5 "Definition and classification of educational programmes: The practical implementation of ISCED 2011" of

OECD Handbook for Internationally Comparative Education Statisticshttp://dx.doi.org/10.1787/9789264279889-en
Recommended uses and limitations

Limitations and further considerations are included for each indicator in Chapter 7 "Indicator concepts and methodologies" of :

OECD Handbook for Internationally Comparative Education Statisticshttp://dx.doi.org/10.1787/9789264279889-en
Other comments

Want to know how your country compares with others in education opportunities and outcomes?
Search country profiles and customise your comparisons with the countries of your choice.

GPS Country profilehttp://gpseducation.oecd.org/CountryProfileGPS Explore datahttp://gpseducation.oecd.org/IndicatorExplorer?query=14&indicators=A072*A247*B033*A012*C005*A013*A014*A003*A004*A005*A071*A073*A080*A081*A082*A112*A151*A110*A111*A076*A079*A224*A230*A141*A147*C020*C006*C007*A244*C002*D011*D012*A030*A210*A213*A216*A219*A221*A222*A223*C015*A235*C003*A248*A249*B002*B003*B004*B005*B027*B028*B029*B057*B058*B030*B046*D019*D018*D014*D015*D013*D021*D022*D020*D024*D025*D026*D031*D032*D033