5. Calculate the annual returns and standard deviation for the stocks (DEW and MNO). Then calculate the annual returns, average return and the variance of a portfolio composed of 10% DEW Technologies and 90% MNO Corporation stocks. Using the method described on page 324, identify a portfolio combination of the two stocks that would improve the expected return while not increasing the level of risk (standard deviation). (USING EXCEL) (PLEASE SHOW USING EXCEL FUNCTIONS)

Date	DEW Techno	MNO Corp
2-Jan2001	$1.51	$55.43
2-Jan-2002	$1.68	$63.45
2-Jan-2003	$1.93	$64.57
2-Jan-2004	$1.74	$70.31
2-Jan-2005	$2.04	$66.54
2-Jan-2006	$2.06	$74.32
2-Jan-2007	$2.22	$78.44
2-Jan-2008	$1.88	$76.52
2-Jan-2009	$1.76	$71.73
2-Jan-2010	$2.03	$72.21
2-Jan-2011	$2.67	$78.90
2-Jan-2012	$3.12	$75.67
2-Jan-2013	$3.44	$84.32
2-Jan-2014	$3.72	$95.67