The between-subjects group number currently running.
<expt>
This value indicates which of the between-subjects groups the current session belongs to. The group number can be based on the subject id, group id, or it can be randomly assigned.
The following displays the value of currentgroupnumber in a text stimulus:
<text sometext>
/ items= ("currentgroupnumber = <% expt.currentgroupnumber %>")
</text>
The following displays the value of currentgroupnumber in an instruction page:
<page somepage>
currentgroupnumber = <% expt.currentgroupnumber %>
</page>