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

68961

Downloads

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READ - P2009 Fair Trade Q2 (R424Q02T)

Data file: INT_COG09_TD_DEC11

Overview

Valid: 155201

Invalid: 360757

Type: Discrete

Start: 125

End: 125

Width: 1

Range: -

Format: character

Questions and instructions

Categories

Value	Category	Cases
0	No credit	8855	5.7%
1	No credit	39399	25.4%
2	No credit	41174	26.5%
3	Full credit	55547	35.8%
8	Invalid	43	0%
9	Missing	7086	4.6%
r	Not reached	3097	2%
7	N/A	360757

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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