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

36820

Downloads

4584

SCIE - P2006 Solar Power Generation (Q08) (S415Q08T)

Data file: INT_COG09_TD_DEC11

Overview

Valid: 157813

Invalid: 358145

Type: Discrete

Start: 210

End: 210

Width: 1

Range: -

Format: character

Questions and instructions

Categories

Value	Category	Cases
0	No credit	2775	1.8%
1	No credit	25637	16.2%
2	No credit	37506	23.8%
3	Full credit	78407	49.7%
8	Invalid	28	0%
9	Missing	3145	2%
r	Not reached	10315	6.5%
7	N/A	358145

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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