Programme for International Student Assessment 2009

Albania, Argentina, Australia...and 70 more, 2009 - 2010

Reference ID

WLD_2009_PISA_v02_M

Producer(s)

Organisation for Economic Co-operation and Development (OECD)

Metadata

Documentation in PDF DDI/XML JSON

Study website

Created on

Sep 05, 2014

Last modified

Jun 14, 2022

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MATH - P2000 Population Pyramids (Q03) (M155Q03D)

Data file: INT_COG09_S_DEC11

Overview

Valid: 20743

Invalid: 47205

Type: Discrete

Start: 29

End: 29

Width: 1

Range: -

Format: character

Questions and instructions

Categories

Value	Category	Cases
0	Score 0	16619	80.1%
1	Score 1	1955	9.4%
2	Score 2	1679	8.1%
8	Not reached	490	2.4%
7	N/A	47205

Warning: these figures indicate the number of cases found in the data file. They cannot be interpreted as summary statistics of the population of interest.

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