Programme for International Student Assessment, Computer-Based Assessment 2012

Albania, United Arab Emirates, Argentina...and 60 more, 2012

Reference ID

WLD_2012_PISA-CBA_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

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80677

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CBAM - P2012 Shelving library books Q1 (CM016Q01)

Data file: CBA_COG12_MAR31

Overview

Valid: 19277

Invalid: 252046

Type: Discrete

Start: 413

End: 413

Width: 1

Range: -

Format: character

Questions and instructions

Categories

Value	Category	Cases
0	No credit	7018	36.4%
1	Full credit	12240	63.5%
r	Not reached	19	0.1%
7	N/A	251895
9	Missing	151

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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