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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80626

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SCIE - P2006 Bacteria in Milk Q5 (PS428Q05)

Data file: CBA_COG12_MAR31

Overview

Valid: 67569

Invalid: 203754

Type: Discrete

Start: 220

End: 220

Width: 1

Range: -

Format: character

Questions and instructions

Categories

Value	Category	Cases
0	No credit	30080	44.5%
1	Full credit	36173	53.5%
r	Not reached	1316	1.9%
7	N/A	189146
9	Missing	14608

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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