In this case, if a word appears that was on the previously seen list, this
action would be unintentional. In the inclusion condition, the participant is asked to
complete the word stem with a word from the list or the first word that comes to mind. If
a word appears that was on a previously seen list, this could be intentional or
unintentional. The probability of recollection (conscious)vs. familiarity (unconscious) can
be estimated from the inclusion and exclusion data, as explained below.