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Question 1. In what year did the lowest graduation rate occur? ® 2006 2007 2008 2009 2010 2011 2012 2013 v Question 2. What two years had the highest IQR's? (This is a multiple-select question; select all the correct answers and only the correct answers). 2006 2007 2008 2009 2010 2011 2012 2013 v Question 3. What two years had the smallest ranges? Note that the definition of range is: range = maximum data value - smallest data value. (This is a multiple-select question; select all the correct answers and only the correct answers). 2006