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
79876
Downloads
15939
MATH - P2003 Telephone Rates Q1 (PM559Q01)
Data file: CBA_COG12_MAR31
Overview
Valid:
80568
Invalid:
190755
Type:
Discrete
Start:
69
End:
69
Width:
1
Range:
-
Format:
character
Questions and instructions
Categories
| Value | Category | Cases | |
|---|---|---|---|
| 1 | No credit | 11972 |
14.9%
|
| 2 | No credit | 6405 |
7.9%
|
| 3 | No credit | 9322 |
11.6%
|
| 4 | Full credit | 51431 |
63.8%
|
| r | Not reached | 1438 |
1.8%
|
| 7 | N/A | 188213 | |
| 8 | Invalid | 700 | |
| 9 | Missing | 1842 |
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.