The table below shows the top 10 North American amusement parks′ 2007 estimated attendance (in millions) and the percent change in attendance from the previous year. Let U= the 10 amusement parks, A = parks with 2007 attendance of at least 7.5 million, and Β = percent change in attendance from the previous year of at least 2.0%.
a. Construct a Venn diagram that represents these sets.
b. Find n(A), n(B), n(A ∩ Β), and n(A ∪ B)′
Amusement Park (Abbreviated Name) | 2007 Attendance (Millions) | Change from Previous Year |
Magic Kingdom (MK) | 16.6 | 3.0% |
Disneyland (DL) | 14.7 | 1 .2% |
Epcot (EP) | 10.5 | 5.5% |
Disney MGM Studios (MGM) | 9.1 | 5.0% |
Disney′s Animal Kingdom (AK) | 8.9 | 8.6% |
Universal Studios (US) | 6.0 | 1.2% |
Disney′s California Adventure (DCA) | 5.9 | 2.1% |
SeaWorld Florida (SWF) | 5.7 | 2.5% |
Islands of Adventure (IA) | 5.3 | −4.8% |
Universal Studios Hollywood (USH) | 4.7 | 0.0% |
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