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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Envr improve - Air pollution Q25a (ST25Q01)

Data file: INT_Stu06_Dec07

Overview

Valid: 398750

Invalid: 0

Type: Discrete

Decimal: 0

Start: 223

End: 223

Width: 1

Range: 1 - 9

Format: Numeric

Questions and instructions

Literal question

Do you think problems associated with the environmental issues below will improve or get worse over the next 20 years? Air pollution.

Categories

Value	Category	Cases
1	Improve	75193	18.9%
2	Stay same	74795	18.8%
3	Get worse	241268	60.5%
7	N/A	2687	0.7%
8	Invalid	688	0.2%
9	Missing	4119	1%

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.

Question post text

(Please tick only one box in each row)

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