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

70312

Downloads

6052

Repeat (ST07Q01)

Data file: INT_STQ09_DEC11

Overview

Valid: 458192

Invalid: 57766

Type: Discrete

Decimal: 0

Start: 39

End: 39

Width: 1

Range: 1 - 3

Format: Numeric

Questions and instructions

Categories

Value	Category	Cases
1	No, never	418333	91.3%
2	Yes, once	34622	7.6%
3	Yes, twice or more	5237	1.1%
7	N/A	30692
8	Invalid	620
9	Miss	26454

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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