Programme for International Student Assessment 2012

Albania, United Arab Emirates, Argentina...and 57 more, 2012

Reference ID

WLD_2012_PISA_v01_M

Producer(s)

Organisation for Economic Co-operation and Development

Metadata

Documentation in PDF DDI/XML JSON

Created on

Sep 05, 2014

Last modified

Jun 14, 2022

Page views

104304

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Attend lessons - focused (EC11Q02)

Data file: INT_STU12_DEC03

Overview

Valid: 118637

Invalid: 366853

Type: Discrete

Decimal: 0

Start: 493

End: 493

Width: 1

Range: 1 - 2

Format: Numeric

Questions and instructions

Categories

Value	Category	Cases
1	Yes	14093	11.9%
2	No, never	104544	88.1%
7	N/A	355603
8	Invalid	150
9	Missing	11100

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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