Tossup

1 (+) 2 (15[1])3 4 (*) 5 6 (-5[1])7 (10[1])■END■

ANSWER: documentaries (Sources: Titicut Follies - dir. Frederick Wiseman; Grey Gardens, Salesman - dir. Albert Maysles, David Maysles)
<AP, Visual>
= Average correct buzz position

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