Sentence:  They were asked to rate the 36 activities for how purposeful they were....Comparing the 10 most <WSD>telic</WSD> and the 10 most paratelic we found that the paratelic leisure activities were thought to involve less skill or challenge; they were also judged to satisfy social needs more, and to be more enjoyable. 
Meaning of the word marked with <WSD> tags:  Tending or directed towards a goal or specific end.