Reference
Participant Groups

The participant groups feature in SuperLab lets you perform two main things:

Participant groups can be used when you need to divide your population of participants into groups based on certain factors such as age or gender; or to test a dependent variable.

Because of the way SuperLab works, at least one group is always required.  Due to this, SuperLab automatically creates a new group when you create a new experiment.  You can edit this group and rename it.  But you cannot delete the last group in an experiment.

Editing Groups

In this example, we will create two participant groups, one for left handed participants and another for right handed ones.  We will assume that four blocks have already been created: “Instructions”, “All Participants”, “Left Handed Participants”, and “Right Handed Participants”.

In SuperLab:

 


 

Now let’s create the second group:

Using Groups

When running an experiment, you can specify which group to use when running on the fly:
 

 

When randomizing, you can specify that randomization be done on a per group basis in the following places in the program: