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

37086

Downloads

4592

READ - P2000 Drugged Spiders (Q01) (R055Q01)

Data file: INT_COG09_TD_DEC11

Overview

Valid: 154878

Invalid: 361080

Type: Discrete

Start: 60

End: 60

Width: 1

Range: -

Format: character

Questions and instructions

Categories

Value	Category	Cases
1	No credit	8064	5.2%
2	No credit	8034	5.2%
3	No credit	14186	9.2%
4	Full credit	114276	73.8%
8	Invalid	1720	1.1%
9	Missing	4019	2.6%
r	Not reached	4579	3%
7	N/A	361080

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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