Random Survey Setup (Split Testing)
From a collection of surveys, this guide will explain how you can randomly assign a
survey to those who participate.
If you have a number of different surveys and want to
randomly present one to each respondent it is possible to do this using Survey
Galaxy by modifying the URL link to the survey.
A problem with long surveys is that respondents may give up before getting to the end or be put off even from starting the survey. A solution to this problem would be to break down a long survey into a number of smaller surveys and then have one chosen at random. The random survey selection is particularly useful when used in conjunction with snap polls where you can ask a question from a list of potential questions.
All the surveys that are in the collection must first be
Modified Survey URL
Invite respondents by sending them a modified link using the
K1, K2, K3, K4 are the respective survey 12 character reference.
Please note the following:
When a respondent clicks on the link for the first time they
will be randomly offered one of the four surveys (or however many are in the
Once a respondent has started the chosen survey then it will
be permanently assigned to them. If they return to it at a later time then
their previous answers will be retrieved and their response will be edited. This
will allow people to partially complete a survey and finish it off at a later
When a respondent completes a survey that has a Response setting
'Allow multiple responses per computer' then if they were to complete and submit a survey, then redo the survey,
they will again be randomly presented with any one of the surveys in the collection.
Important: To detect if someone has already started
browser or has deleted their cookie they would be treated as a new survey respondent.