Programme for International Student Assessment, Computer-Based Assessment 2012
Albania, United Arab Emirates, Argentina...and 60 more, 2012
Reference ID
WLD_2012_PISA-CBA_v01_M
Producer(s)
Organisation for Economic Co-operation and Development
Metadata
Created on
Sep 05, 2014
Last modified
Jun 14, 2022
Page views
99837
Downloads
17225
SCIE - P2006 Wild Oat Grass Q4 (PS408Q04T)
Data file: CBA_COG12_MAR31
Overview
Valid:
82268
Invalid:
189055
Type:
Discrete
Start:
206
End:
206
Width:
1
Range:
-
Format:
character
Questions and instructions
Categories
| Value | Category | Cases | |
|---|---|---|---|
| 0 | No credit | 1708 |
2.1%
|
| 1 | No credit | 10257 |
12.5%
|
| 2 | No credit | 26704 |
32.5%
|
| 3 | Full credit | 42469 |
51.6%
|
| r | Not reached | 1130 |
1.4%
|
| 7 | N/A | 188153 | |
| 8 | Invalid | 12 | |
| 9 | Missing | 890 |
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.