Programme for International Student Assessment 2015
Argentina, Argentina, Australia...and 72 more, 2015
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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
184836
Downloads
1581
Dust Mites - Q08 [Part A] (Raw Paper Response) (R435Q08A)
Data file: CY6_MS_CMB_STU_COG
Overview
Valid:
8783
Invalid:
510551
Minimum:
1
Maximum:
2
Type:
Discrete
Decimal:
0
Start:
1728
End:
1728
Width:
1
Range:
1 - 2
Format:
Numeric
Questions and instructions
Categories
| Value | Category | Cases | |
|---|---|---|---|
| 1 | Formal | 2873 |
32.7%
|
| 2 | Informal | 5910 |
67.3%
|
| 5 | Valid Skip | 0 | |
| 6 | Not Reached | 323 | |
| 7 | Not Applicable | 2 | |
| 8 | Invalid | 6 | |
| 9 | No Response | 317 | |
| Sysmiss | 509903 |
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.