12. The following table shows the average weekly earnings of factory workers for the years 2008 to 2012. Year 2008 2009 2010 2011 2012 Earnings $853.98 $863.61 $873.64 $885.86 $894.68 a. Draw a bar graph of the data. What does it show about the wages of factory workers? b. Draw a second bar graph that could cause someone to believe that the wages of factory workers have been decreasing. How did you manipulate the graph to do so?

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