Compute the seasonal factors for each quarter.
Refer to the following quarterly data set for nurse staffing hours in Hospital XYZ. 2007-1 19,023 2003-2 16,694 2009-3 16,518 2010-4 24,061 2007-2 13,387 2008-3 21,966 2009-4 24,773 2011-1 21,082 2007-3 16,909 2008-4 26,360 2010-1 19,404 2011-2 16,217 2007-4 21,137…