Believes in UFOs
25
Believes in ghosts
26
Believes in Bigfoot
9
11
4
6
2
DQ1:Sets
160 Surveyed
42 believed in UFOs 45 believed in ghosts
21 believed in Bigfoot 11 believed in UFOs and ghosts
6 believed in ghosts and Bigfoot 4 believed in UFOs and Bigfoot
2 believed in all three
Question:
How many believed in at least one of these things?
Answer:
83