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

56096

Downloads

5161

Online - Particular Topic (ST26Q05)

Data file: INT_STQ09_DEC11

Overview

Valid: 504349

Invalid: 11609

Type: Discrete

Decimal: 0

Start: 135

End: 135

Width: 1

Range: 1 - 5

Format: Numeric

Questions and instructions

Categories

Value	Category	Cases
1	Don’t know what it is	16899	3.4%
2	Never or almost never	71015	14.1%
3	Several times a month	172187	34.1%
4	Several times a week	163394	32.4%
5	Several times a day	80854	16%
7	N/A	4154
8	Invalid	1133
9	Miss	6322

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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