Apple in. collected the data on iMac sales for the last ten 10 years as follows. Apple in. hired a fresh graduate from LUMS and assigned a first task. This is the first assignment where this young fellow can show the level of skills and capabilities, he/she had attained during stay at LUMS. Year iMac Sales 2006 830 2007 890 2008 930 2009 990 2010 1010 2011 1090 2012 1150 2013 1170 2014 1200 2015 1250 Apple wants to know the followings from this fresh graduate; i. Calculate projected sales for the next five years using an appropriate method. (10) ii. Use two standard deviations limits to prepare the control charts and comment on forecast accuracy. (7.5) iii. Actually, apple in. has the original sales data for iMac for the next five years as follows and wants to know if the forecast performing well? Explain (7.5) Year 2016 2017 2018 2019 2019 iMac Sales 1300 1290 1390 1450 1600