Objective; Practice graph design principles Required Create bar graphs for each of the following data sets. Follow the principles for graph design presented in the chapter, or explain which rule(s) you violated and why.

a. Sales (in 000s).

= 2004 $23,456 2005 $22,945 2006 $24,132 2007 = $24,941 2008 $25,655 = b. Now add the following data for COGS (in 000s) to the graph created in step a. 2004 $17,333 2005 $16,743 2006 $18,500 2007 $19,250 2008-$20,083 = =