The figures below indicate the number of mergers that took place in the savings and loan industry over a 12-year period. Year Mergers Year Mergers 2000 46 2006 83 2001 46 2007 123 2002 62 2008 97 2003 45 2009 186 2004 64 2010 225 2005 61 2011 240 a. Calculate a...