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

69245

Downloads

6052

READ - P2009 World Languages Q1 (R412Q01)

Data file: INT_COG09_TD_DEC11

Overview

Valid: 158083

Invalid: 357875

Type: Discrete

Start: 109

End: 109

Width: 1

Range: -

Format: character

Questions and instructions

Categories

Value	Category	Cases
1	No credit	8909	5.6%
2	No credit	5338	3.4%
3	Full credit	122348	77.4%
4	No credit	7040	4.5%
5	No credit	5138	3.3%
8	Invalid	702	0.4%
9	Missing	2322	1.5%
r	Not reached	6286	4%
7	N/A	357875

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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