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
116109
Downloads
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Elephants and Acacia Trees - Q01 (Raw Response) (DS603Q01R)
Data file: CY6_MS_CM2_STU_COG
Overview
Valid:
2007
Invalid:
21044
Minimum:
1
Maximum:
4
Type:
Discrete
Decimal:
0
Start:
4743
End:
4744
Width:
2
Range:
1 - 4
Format:
Numeric
Questions and instructions
Categories
| Value | Category | Cases | |
|---|---|---|---|
| 1 | Species A produces a chemical that repels elephants. | 244 |
12.2%
|
| 2 | Elephants will eat species B before species A. | 190 |
9.5%
|
| 3 | Elephants do not like the taste of leaves from species A. | 88 |
4.4%
|
| 4 | Elephants avoid feeding on acacia branches with ants. | 1485 |
74%
|
| 95 | Valid Skip | 0 | |
| 96 | Not Reached | 0 | |
| 97 | Not Applicable | 0 | |
| 98 | Invalid | 0 | |
| 99 | No Response | 13 | |
| Sysmiss | 21031 |
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.