Programme for International Student Assessment 2006

Argentina, Australia, Austria...and 54 more, 2006

Reference ID

WLD_2006_PISA_v01_M

Producer(s)

Organisation for Economic Co-operation and Development (OECD)

Metadata

Documentation in PDF DDI/XML JSON

Study website

Created on

Nov 23, 2011

Last modified

Jun 14, 2022

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SCIE - P2006 Wild Oat Grass (Q01) (S408Q01)

Data file: INT_Cogn06_T_Dec07

Overview

Valid: 398750

Invalid: 0

Type: Discrete

Start: 123

End: 123

Width: 1

Range: -

Format: character

Questions and instructions

Categories

Value	Category	Cases
1	No credit	19162	4.8%
2	No credit	11570	2.9%
3	No credit	14911	3.7%
4	Full credit	69394	17.4%
7	N/A	276569	69.4%
8	M/R	1966	0.5%
9	Missing	2442	0.6%
r	Not reached	2736	0.7%

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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