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

36690

Downloads

4577

READ - P2009 Gulf of Mexico Q6 (R460Q06)

Data file: INT_COG09_TD_DEC11

Overview

Valid: 158825

Invalid: 357133

Type: Discrete

Start: 180

End: 180

Width: 1

Range: -

Format: character

Questions and instructions

Categories

Value	Category	Cases
1	Full credit	84712	53.3%
2	No credit	14405	9.1%
3	No credit	36052	22.7%
4	No credit	9506	6%
8	Invalid	2145	1.4%
9	Missing	3302	2.1%
r	Not reached	8703	5.5%
7	N/A	357133

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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