1. Math 50 1.1, 1.2, 1.3 – Graphs and Exponents 1

2. The following is called a ___________. 2 Source: http://nces.ed.gov/programs/coe/tables/table-er2-1.asphttp://nces.ed.gov/programs/coe/tables/table-er2-1.asp

3. The following is called a ___________. 3 Source: http://nces.ed.gov/programs/coe/tables/table-er2-1.asphttp://nces.ed.gov/programs/coe/tables/table-er2-1.asp bar graph

4. Ex 1. What was the median earnings of a U.S. worker with a high school diploma or equivalent? _________ What was the median earnings of a U.S. worker with a bachelor’s degree? ________ How much more did a U.S. worker with bachelor’s degree earn than a U.S. worker with a high school diploma or equivalent? 4 Source: http://nces.ed.gov/programs/coe/tables/table-er2-1.asphttp://nces.ed.gov/programs/coe/tables/table-er2-1.asp

5. Ex 1. What was the median earnings of a U.S. worker with a high school diploma or equivalent? _________ What was the median earnings of a U.S. worker with a bachelor’s degree? ________ How much more did a U.S. worker with bachelor’s degree earn than a U.S. worker with a high school diploma or equivalent? 5 Source: http://nces.ed.gov/programs/coe/tables/table-er2-1.asphttp://nces.ed.gov/programs/coe/tables/table-er2-1.asp $29900

6. Ex 1. What was the median earnings of a U.S. worker with a high school diploma or equivalent? _________ What was the median earnings of a U.S. worker with a bachelor’s degree? ________ How much more did a U.S. worker with bachelor’s degree earn than a U.S. worker with a high school diploma or equivalent? 6 Source: http://nces.ed.gov/programs/coe/tables/table-er2-1.asphttp://nces.ed.gov/programs/coe/tables/table-er2-1.asp $29900 $45000

7. 7 Ex 2. Estimate the percentage of U.S. workers with a high school diploma or equivalent that worked full-time for a full year in 2010. ______ Estimate the percentage of U.S. workers with an associate’s degree that worked full-time for a full year in 2010. ______ Source: http://nces.ed.gov/programs/coe/tables/table-er2-1.asphttp://nces.ed.gov/programs/coe/tables/table-er2-1.asp

8. 8 Ex 2. Estimate the percentage of U.S. workers with a high school diploma or equivalent that worked full-time for a full year in 2010. ______ Estimate the percentage of U.S. workers with an associate’s degree that worked full-time for a full year in 2010. ______ 57% Source: http://nces.ed.gov/programs/coe/tables/table-er2-1.asphttp://nces.ed.gov/programs/coe/tables/table-er2-1.asp

9. 9 Ex 2. Estimate the percentage of U.S. workers with a high school diploma or equivalent that worked full-time for a full year in 2010. ______ Estimate the percentage of U.S. workers with an associate’s degree that worked full-time for a full year in 2010. ______ 57% 63% Source: http://nces.ed.gov/programs/coe/tables/table-er2-1.asphttp://nces.ed.gov/programs/coe/tables/table-er2-1.asp

10. The following is called a __________, which usually show numbers that change over time. 10 Source: http://www.npr.org/blogs/money/2011/12/01/143016866/unemployment-falls-to-8-6-percenthttp://www.npr.org/blogs/money/2011/12/01/143016866/unemployment-falls-to-8-6-percent

11. The following is called a __________, which usually show numbers that change over time. 11 line graph Source: http://www.npr.org/blogs/money/2011/12/01/143016866/unemployment-falls-to-8-6-percenthttp://www.npr.org/blogs/money/2011/12/01/143016866/unemployment-falls-to-8-6-percent

12. 12 Ex 3. Estimate the 2010 unemployment rate of workers with a high school degree. ________ Estimate the 2010 unemployment rate of workers with college or higher degree. ________ Source: http://www.npr.org/blogs/money/2011/12/01/143016866/unemployment-falls-to-8-6-percenthttp://www.npr.org/blogs/money/2011/12/01/143016866/unemployment-falls-to-8-6-percent

13. 13 Ex 3. Estimate the 2010 unemployment rate of workers with a high school degree. ________ Estimate the 2010 unemployment rate of workers with college or higher degree. ________ 10% Source: http://www.npr.org/blogs/money/2011/12/01/143016866/unemployment-falls-to-8-6-percenthttp://www.npr.org/blogs/money/2011/12/01/143016866/unemployment-falls-to-8-6-percent

14. 14 Ex 3. Estimate the 2010 unemployment rate of workers with a high school degree. ________ Estimate the 2010 unemployment rate of workers with college or higher degree. ________ 10% 5% Source: http://www.npr.org/blogs/money/2011/12/01/143016866/unemployment-falls-to-8-6-percenthttp://www.npr.org/blogs/money/2011/12/01/143016866/unemployment-falls-to-8-6-percent

15. 15

16. 16 Exponential form

17. 17 Exponential form

18. 18 Exponential form

19. 19 Exponential form

20. 20 Exponential form