Look at the following graph of average annual unemployment in the United States.

a) Since 1980, the unemployment rate varied between a low of ___4_____ and a high of ____9.8____ .

b) Rewrite your answer to (a) using a compound inequality and the variable r for rate.

c) During which years does it appear the unemployment rate at or below 5%?

d) Rewrite your answer to (c) using interval notation. (Youll need to use a union symbol to do this correctly.)

e) What was happening in the United States during the years you listed in (c) that helped keep unemployment low? (Obviously there were more jobs say what you think or remember was going on that caused more jobs to be available.)

U.S. Unemployment Rate 10.0% 8.0% 6,0% 4.0% 2.0% 0.0% 1980 198419881992 1996 2000 2004 20082012 Year U.S. Unemployment Rate 10.0% 8.0% 6,0% 4.0% 2.0% 0.0% 1980 198419881992 1996 2000 2004 20082012 Year