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
182533
Downloads
1581
Optician - Q02 [Part A] (Raw Paper Response) (R227Q02A)
Data file: CY6_MS_CMB_STU_COG
Overview
Valid:
11286
Invalid:
508048
Minimum:
1
Maximum:
2
Type:
Discrete
Decimal:
0
Start:
1580
End:
1580
Width:
1
Range:
1 - 2
Format:
Numeric
Questions and instructions
Categories
| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 6768 |
60%
|
| 2 | No | 4518 |
40%
|
| 5 | Valid Skip | 0 | |
| 6 | Not Reached | 338 | |
| 7 | Not Applicable | 1 | |
| 8 | Invalid | 9 | |
| 9 | No Response | 365 | |
| Sysmiss | 507335 |
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.