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
80470
Downloads
15939
SCIE - P2006 Wild Oat Grass Q5 (PS408Q05)
Data file: CBA_COG12_MAR31
Overview
Valid:
79548
Invalid:
191775
Type:
Discrete
Start:
207
End:
207
Width:
1
Range:
-
Format:
character
Questions and instructions
Categories
| Value | Category | Cases | |
|---|---|---|---|
| 1 | No credit | 30894 |
38.8%
|
| 2 | No credit | 7680 |
9.7%
|
| 3 | No credit | 6088 |
7.7%
|
| 4 | Full credit | 33714 |
42.4%
|
| r | Not reached | 1172 |
1.5%
|
| 7 | N/A | 188155 | |
| 8 | Invalid | 1831 | |
| 9 | Missing | 1789 |
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.