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

69698

Downloads

6052

READ - P2009 About a book Q5 (R432Q05)

Data file: INT_COG09_TD_DEC11

Overview

Valid: 156813

Invalid: 359145

Type: Discrete

Start: 132

End: 132

Width: 1

Range: -

Format: character

Questions and instructions

Categories

Value	Category	Cases
0	No credit	49518	31.6%
1	Full credit	93078	59.4%
9	Missing	8732	5.6%
r	Not reached	5485	3.5%
7	N/A	359145

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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