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
100786
Downloads
24175
MATH - P2003 Telephone Rates Q1 (PM559Q01)
Data file: INT_COG12_DEC03
Overview
Valid:
114259
Invalid:
272470
Type:
Discrete
Start:
67
End:
67
Width:
1
Range:
-
Format:
character
Questions and instructions
Categories
| Value | Category | Cases | |
|---|---|---|---|
| 1 | No credit | 18717 |
16.4%
|
| 2 | No credit | 10075 |
8.8%
|
| 3 | No credit | 14148 |
12.4%
|
| 4 | Full credit | 68565 |
60%
|
| r | Not reached | 2754 |
2.4%
|
| 7 | N/A | 268167 | |
| 8 | Invalid | 1166 | |
| 9 | Missing | 3137 |
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.