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
182277
Downloads
1575
Sleep - Q10A (Coded Response) (DR404Q10AC)
Data file: CY6_MS_CMB_STU_COG
Overview
Valid:
47998
Invalid:
471336
Minimum:
0
Maximum:
1
Type:
Discrete
Decimal:
0
Start:
1014
End:
1014
Width:
1
Range:
0 - 1
Format:
Numeric
Questions and instructions
Categories
| Value | Category | Cases | |
|---|---|---|---|
| 0 | 0 - No credit | 23780 |
49.5%
|
| 1 | 1 - Full credit | 24218 |
50.5%
|
| 5 | Valid Skip | 0 | |
| 6 | Not Reached | 376 | |
| 7 | Not Applicable | 2 | |
| 8 | Invalid | 0 | |
| 9 | No Response | 6908 | |
| Sysmiss | 464050 |
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.