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
Created on
Sep 05, 2014
Last modified
Jun 14, 2022
Page views
36549
Downloads
4577
READ - P2000 Optician (Q02) (R227Q02T)
Data file: INT_COG09_TD_DEC11
Overview
Valid:
154179
Invalid:
361779
Type:
Discrete
Start:
92
End:
92
Width:
1
Range:
-
Format:
character
Questions and instructions
Categories
| Value | Category | Cases | |
|---|---|---|---|
| 0 | No credit | 697 |
0.5%
|
| 1 | No credit | 3114 |
2%
|
| 2 | No credit | 8062 |
5.2%
|
| 3 | No credit | 13548 |
8.8%
|
| 4 | No credit | 20585 |
13.4%
|
| 5 | Partial credit | 29685 |
19.3%
|
| 6 | Partial credit | 39296 |
25.5%
|
| 8 | Invalid | 18 |
0%
|
| 9 | Missing | 2044 |
1.3%
|
| A | Full credit | 35166 |
22.8%
|
| r | Not reached | 1964 |
1.3%
|
| 7 | N/A | 361779 |
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.