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

69258

Downloads

6052

SCIE - P2006 Antibiotics (Q03) (S478Q03T)

Data file: INT_COG09_TD_DEC11

Overview

Valid: 158137

Invalid: 357821

Type: Discrete

Start: 229

End: 229

Width: 1

Range: -

Format: character

Questions and instructions

Categories

Value	Category	Cases
0	No credit	21016	13.3%
1	No credit	36220	22.9%
2	Full credit	95284	60.3%
8	Invalid	48	0%
9	Missing	2203	1.4%
r	Not reached	3366	2.1%
7	N/A	357821

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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