1. Calculate Beta for Apple and Microsoft, using a characteristic line. Display the data points on a graph and display the characteristic line.

   	Yearly Returns	Microsoft	Apple	Market
   Jan 2010 - Dec 2010	Year. 1	-0.34%	5.18%	14.93%
   Jan 2011 - Dec 2011	Year. 2	-0.37%	7.93%	2.06%
   Jan 2012 - Dec 2012	Year. 3	0.40%	5.15%	15.84%
   Jan 2013 - Dec 2013	Year 4	2.81%	5.99%	32.21%
   Jan 2014 - Dec 2014	Year. 5	1.91%	4.62%	13.53%
   Jan 2015 - Dec 2015	Year. 6	1.75%	3.32%	1.34%
   Jan 2016 - Dec 2016	Year. 7	1.37%	3.94%	11.80%
   Jan 2017 - Dec 2017	Year. 8	2.72%	2.84%	21.69%
   Jan 2018 - Dec 2018	Year. 9	1.41%	2.13%	-4.45%
   Jan 2019 - Dec 2019	Year. 10	4.06%	5.58%	31.29%
   Average Return		1.57%	4.67%	14.02%
   Std Deviation		1.42%	1.69%	12.21%
   Correlation with the market		0.61	0.29	1.00
   Beta		0.07	0.04	1.00