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

36482

Downloads

4577

SCIE - P2006 Plastic Age (Q04) (S413Q04T)

Data file: INT_COG09_TD_DEC11

Overview

Valid: 155683

Invalid: 360275

Type: Discrete

Start: 205

End: 205

Width: 1

Range: -

Format: character

Questions and instructions

Categories

Value	Category	Cases
0	No credit	7301	4.7%
1	No credit	43378	27.9%
2	No credit	42436	27.3%
3	Full credit	55663	35.8%
8	Invalid	43	0%
9	Missing	2869	1.8%
r	Not reached	3993	2.6%
7	N/A	360275

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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