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
79637
Downloads
15939
Familiarity with Maths Concepts - Arithmetic Mean (ST62Q17)
Data file: CBA_STU12_MAR31
Overview
Valid:
170227
Invalid:
101096
Type:
Discrete
Decimal:
0
Start:
247
End:
247
Width:
1
Range:
1 - 5
Format:
Numeric
Questions and instructions
Categories
| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never heard of it | 48248 |
28.3%
|
| 2 | Heard of it once or twice | 20592 |
12.1%
|
| 3 | Heard of it a few times | 22301 |
13.1%
|
| 4 | Heard of it often | 25303 |
14.9%
|
| 5 | Know it well, understand the concept | 53783 |
31.6%
|
| 7 | N/A | 96233 | |
| 8 | Invalid | 400 | |
| 9 | Missing | 4463 |
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.