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

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69096

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How many cellular phones (ST21Q01)

Data file: INT_STQ09_DEC11

Overview

Valid: 508044

Invalid: 7914

Type: Discrete

Decimal: 0

Start: 108

End: 108

Width: 1

Range: 1 - 4

Format: Numeric

Questions and instructions

Categories

Value	Category	Cases
1	None	14649	2.9%
2	One	38732	7.6%
3	Two	61643	12.1%
4	Three or more	393020	77.4%
7	N/A	2971
8	Invalid	1176
9	Miss	3767

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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