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
188063
Downloads
1583
Invasive Species - Q03 (Raw Response) (DS657Q03R)
Data file: CY6_MS_CMB_STU_COG
Overview
Valid:
84455
Invalid:
434879
Minimum:
1
Maximum:
4
Type:
Discrete
Decimal:
0
Start:
5703
End:
5704
Width:
2
Range:
1 - 4
Format:
Numeric
Questions and instructions
Categories
| Value | Category | Cases | |
|---|---|---|---|
| 1 | It reduced the gypsy moth population in year 2. | 9534 |
11.3%
|
| 2 | It was more effective than the pesticide in reducing the gyp | 14930 |
17.7%
|
| 3 | Initially it was more effective than the pesticide , but it | 20895 |
24.7%
|
| 4 | Initially it was less effective than the pesticide , but it | 39096 |
46.3%
|
| 95 | Valid Skip | 0 | |
| 96 | Not Reached | 0 | |
| 97 | Not Applicable | 0 | |
| 98 | Invalid | 3 | |
| 99 | No Response | 3291 | |
| Sysmiss | 431585 |
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.