Programme for International Student Assessment 2009

Albania, Argentina, Australia...and 70 more, 2009 - 2010

Reference ID

WLD_2009_PISA_v02_M

Producer(s)

Organisation for Economic Co-operation and Development (OECD)

Metadata

Documentation in PDF DDI/XML JSON

Study website

Created on

Sep 05, 2014

Last modified

Jun 14, 2022

Page views

36670

Downloads

4577

READ - P2009 Chocolate and Health Q5 (R455Q05T)

Data file: INT_COG09_TD_DEC11

Overview

Valid: 150784

Invalid: 365174

Type: Discrete

Start: 171

End: 171

Width: 1

Range: -

Format: character

Questions and instructions

Categories

Value	Category	Cases
0	No credit	4404	2.9%
1	No credit	19546	13%
2	No credit	41920	27.8%
3	No credit	46840	31.1%
4	Full credit	27009	17.9%
8	Invalid	31	0%
9	Missing	2426	1.6%
r	Not reached	8608	5.7%
7	N/A	365174

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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