Programme for International Student Assessment 2015
Argentina, Argentina, Australia...and 72 more, 2015
Get Microdata
Reference ID
WLD_2015_PISA_v01_M
Producer(s)
Organisation for Economic Co-operation and Development
Metadata
Created on
Dec 05, 2019
Last modified
Jun 14, 2022
Page views
186118
Downloads
1581
Nanoparticles - Q01 (Raw Response) (DS646Q01R)
Data file: CY6_MS_CMB_STU_COG
Overview
Valid:
88133
Invalid:
431201
Minimum:
1
Maximum:
4
Type:
Discrete
Decimal:
0
Start:
4923
End:
4924
Width:
2
Range:
1 - 4
Format:
Numeric
Questions and instructions
Categories
| Value | Category | Cases | |
|---|---|---|---|
| 1 | 20 mL | 68740 |
78%
|
| 2 | 30 mL | 9199 |
10.4%
|
| 3 | 40 mL | 6178 |
7%
|
| 4 | 50 mL | 4016 |
4.6%
|
| 95 | Valid Skip | 0 | |
| 96 | Not Reached | 0 | |
| 97 | Not Applicable | 0 | |
| 98 | Invalid | 0 | |
| 99 | No Response | 2816 | |
| Sysmiss | 428385 |
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.