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

Page views

101284

Downloads

17250

READ - P2009 Sleep Q3 (PR404Q03)

Data file: CBA_COG12_S_MAR31

Overview

Valid: 80977

Invalid: 190346

Type: Discrete

Start: 153

End: 153

Width: 1

Range: -

Format: character

Questions and instructions

Categories

Value	Category	Cases
0	Score 0	20868	25.8%
1	Score 1	59291	73.2%
2	Score 2	0	0%
8	Not reached	818	1%
7	N/A	190346

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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