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

36752

Downloads

4577

READ - P2009 Parcel Post Q2 (R462Q02)

Data file: INT_COG09_TD_DEC11

Overview

Valid: 60268

Invalid: 455690

Type: Discrete

Start: 181

End: 181

Width: 1

Range: -

Format: character

Questions and instructions

Categories

Value	Category	Cases
0	No credit	30688	50.9%
1	Full credit	21544	35.7%
9	Missing	5509	9.1%
r	Not reached	2527	4.2%
7	N/A	455690

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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