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
184927
Downloads
1581
Optician - Q01 (Raw Paper Response) (R227Q01)
Data file: CY6_MS_CMB_STU_COG
Overview
Valid:
11041
Invalid:
508293
Minimum:
1
Maximum:
4
Type:
Discrete
Decimal:
0
Start:
1578
End:
1578
Width:
1
Range:
1 - 4
Format:
Numeric
Questions and instructions
Categories
| Value | Category | Cases | |
|---|---|---|---|
| 1 | A | 1339 |
12.1%
|
| 2 | B | 3977 |
36%
|
| 3 | C | 3047 |
27.6%
|
| 4 | D | 2678 |
24.3%
|
| 5 | Valid Skip | 0 | |
| 6 | Not Reached | 318 | |
| 7 | Not Applicable | 30 | |
| 8 | Invalid | 137 | |
| 9 | No Response | 473 | |
| 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.