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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MATH - P2003 Carbon Dioxide Q1 (PM828Q01)

Data file: CBA_COG12_MAR31

Overview

Valid: 61447

Invalid: 209876

Type: Discrete

Start: 76

End: 76

Width: 1

Range: -

Format: character

Questions and instructions

Categories

Value	Category	Cases
0	No credit	36695	59.7%
1	Full credit	23230	37.8%
r	Not reached	1522	2.5%
7	N/A	188215
9	Missing	21661

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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