...
Finally, click on Copy file to local PC on the next page. The export file is downloaded to your local system.
Open the export file. The quality column provides information about the quality of a survey participation. The value for the quality variable is calculated by relating the individual processing time of a participant to the mean processing time of the entire sample and lies between 0 and 1. A value of 0.5, which is exactly on average, indicates a high quality of participation. Participants, who spent more time on the survey, are above this value. Participants, who are significantly below a value of 0.5, should be viewed critically and their survey responses might not be relevant for the further evaluation of the survey. In the example below, you can see that the participant in the 5th row has a value of 0,23 in the quality column. This would therefore be a participant, whose data records you could delete for quality purposes.
...
| Note |
|---|
Please note that you must always reactivate the quality correction after new participations – for example, if you have subsequently added a participant to the sample. Otherwise, the value -77 (missing value) will be displayed in the quality column. It is therefore recommended that you always activate the quality correction again before exporting the results data. No quality value can be calculated for participants, who have suspended the survey. For these participants, the value -77 is displayed too. |
To delete data records that do not have the desired quality:
...