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
113727
Downloads
995
Invasive Species - Q02 (Raw Response) (DS657Q02R)
Data file: CY6_MS_CMB_STU_COG
Overview
Valid:
84820
Invalid:
434514
Minimum:
1
Maximum:
4
Type:
Discrete
Decimal:
0
Start:
5688
End:
5689
Width:
2
Range:
1 - 4
Format:
Numeric
Questions and instructions
Categories
| Value | Category | Cases | |
|---|---|---|---|
| 1 | The pesticide was removed from the environment by natural pr | 32196 |
38%
|
| 2 | The introduction of natural predators rendered the pesticide | 17901 |
21.1%
|
| 3 | The pesticide only killed gypsy moths that were in the larva | 19903 |
23.5%
|
| 4 | The pesticide did not penetrate gypsy moth pupa cocoons. | 14820 |
17.5%
|
| 95 | Valid Skip | 0 | |
| 96 | Not Reached | 0 | |
| 97 | Not Applicable | 0 | |
| 98 | Invalid | 0 | |
| 99 | No Response | 2928 | |
| Sysmiss | 431586 |
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.