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

36521

Downloads

4577

READ - P2009 Blood Donation Notice Q11 (R429Q11)

Data file: INT_COG09_TD_DEC11

Overview

Valid: 61207

Invalid: 454751

Type: Discrete

Start: 130

End: 130

Width: 1

Range: -

Format: character

Questions and instructions

Categories

Value	Category	Cases
1	Full credit	39281	64.2%
2	No credit	4047	6.6%
3	No credit	2699	4.4%
4	No credit	10308	16.8%
8	Invalid	861	1.4%
9	Missing	1529	2.5%
r	Not reached	2482	4.1%
7	N/A	454751

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.

Back to Catalog