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

Page views

56690

Downloads

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MATH - P2003 Stop The Car (Q01) (M571Q01)

Data file: INT_COG09_TD_DEC11

Overview

Valid: 158040

Invalid: 357918

Type: Discrete

Start: 52

End: 52

Width: 1

Range: -

Format: character

Questions and instructions

Categories

Value	Category	Cases
1	No credit	14444	9.1%
2	No credit	37753	23.9%
3	No credit	26253	16.6%
4	Full credit	59185	37.4%
8	Invalid	2269	1.4%
9	Missing	12384	7.8%
r	Not reached	5752	3.6%
7	N/A	357918

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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