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

37920

Downloads

4592

Library - Use internet (ST39Q07)

Data file: INT_STQ09_DEC11

Overview

Valid: 499161

Invalid: 16797

Type: Discrete

Decimal: 0

Start: 232

End: 232

Width: 1

Range: 1 - 5

Format: Numeric

Questions and instructions

Categories

Value	Category	Cases
1	Never	210206	42.1%
2	A few times a year	58276	11.7%
3	About once a month	41630	8.3%
4	Several times a month	58881	11.8%
5	Several times a week	130168	26.1%
7	N/A	4083
8	Invalid	807
9	Miss	11907

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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