Programme for International Student Assessment 2012
Albania, United Arab Emirates, Argentina...and 57 more, 2012
Reference ID
WLD_2012_PISA_v01_M
Producer(s)
Organisation for Economic Co-operation and Development
Metadata
Created on
Sep 05, 2014
Last modified
Jun 14, 2022
Page views
105008
Downloads
24925
SCIE - P2006 Plastic Age Q5 (PS413Q05)
Data file: INT_COG12_DEC03
Overview
Valid:
110484
Invalid:
276245
Type:
Discrete
Start:
207
End:
207
Width:
1
Range:
-
Format:
character
Questions and instructions
Categories
| Value | Category | Cases | |
|---|---|---|---|
| 1 | No credit | 9995 |
9%
|
| 2 | Full credit | 74695 |
67.6%
|
| 3 | No credit | 12555 |
11.4%
|
| 4 | No credit | 9960 |
9%
|
| r | Not reached | 3279 |
3%
|
| 7 | N/A | 267986 | |
| 8 | Invalid | 428 | |
| 9 | Missing | 7831 |
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.