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

56475

Downloads

5161

SCIE - P2006 Antibiotics (Q02) (S478Q02T)

Data file: INT_COG09_TD_DEC11

Overview

Valid: 157137

Invalid: 358821

Type: Discrete

Start: 228

End: 228

Width: 1

Range: -

Format: character

Questions and instructions

Categories

Value	Category	Cases
0	No credit	13929	8.9%
1	No credit	31448	20%
2	No credit	35315	22.5%
3	Full credit	70635	45%
8	Invalid	44	0%
9	Missing	2950	1.9%
r	Not reached	2816	1.8%
7	N/A	358821

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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