[Sigia-l] sub-groups in card sorts?

[Eric Scheid]

It's been suggested to me, by participants, that it might be useful to allow
sub-groups in card sorts. I certainly can see the utility when it comes to
pinning synonym terms together, but I'm wondering if the general use might
be a self-defeating case? That is, since card sorting analysis is designed
to generate a hierarchy as a result of examining the sortings by multiple
participants, would inputting a hierarchy skew the results?

e.