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 Bacteria in Milk (Q01) (S428Q01)

Data file: INT_Cogn06_S_Dec07

Overview

Valid: 398750

Invalid: 0

Type: Discrete

Decimal: 0

Start: 143

End: 143

Width: 1

Range: 0 - 8

Format: Numeric

Questions and instructions

Categories

Value	Category	Cases
0	Score=0	52810	13.2%
1	Score=1	68337	17.1%
2	Score=2	0	0%
3	Score=3	0	0%
7	Not administered	275785	69.2%
8	Unreached	1818	0.5%

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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