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

Use of structuring and scaffolding strategies (STRSTRAT)

Data file: INT_STQ09_DEC11

Overview

Valid: 502859

Invalid: 13099

Minimum: -3.982

Maximum: 3.392

Type: Continuous

Decimal: 2

Start: 578

End: 584

Width: 7

Range: -3.9816 - 3.3917

Format: Numeric

Questions and instructions

Categories

Value	Category
9997	N/A
9998	Invalid
9999	Missing

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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