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

36760

Downloads

4577

READ - P2000 Shirts (Q07) (R102Q07)

Data file: INT_COG09_TD_DEC11

Overview

Valid: 158267

Invalid: 357691

Type: Discrete

Start: 78

End: 78

Width: 1

Range: -

Format: character

Questions and instructions

Categories

Value	Category	Cases
1	No credit	13276	8.4%
2	No credit	7774	4.9%
3	Full credit	118764	75%
4	No credit	6138	3.9%
8	Invalid	1795	1.1%
9	Missing	4211	2.7%
r	Not reached	6309	4%
7	N/A	357691

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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