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Chapter 9 Explorations
Section 9.1, Extension of Exploration Exercise 50 (page 712) There are 15 Table Tennis balls in a jar and you need to
choose three of them. Give a convincing argument based on this scenario
to explain why 
Section 9.4, Extension of Exploration 2 (page 740)
6. Repeat parts 1 through 5 (with appropriate revision) to obtain the sum of the natural numbers from 1 to 200.
Section 9.6, Extension of Exploration 1 (page 761)
Go to the U.S. Census Bureau web site http://www.census.gov/. Click on "Income" under "People," then click on "Historical Income Tables," and then click on "State" under "Decennial Census." Finally, click on the table giving Median Household Income by state.
5. Make a stemplot of the most recent data.
6. Create and answer three questions similar to the questions in parts 1–3.