Returns the randomly generated code used to assign the participant to a between subjects group.
<script>
The following displays the value of groupassignmentcode in a text stimulus:
<text sometext>
/ items= ("groupassignmentcode = <% script.groupassignmentcode %>")
</text>
The following displays the value of groupassignmentcode in an instruction page:
<page somepage>
groupassignmentcode = <% script.groupassignmentcode %>
</page>