Mountain company does not pay any dividends currently. Here is a information: 2009 the price is $28.50; 2010 is $32.75; 2011 is $31.35; 2012 is $36.70; 2013 is $40.03; 2014 is $48.34; 2015 is $39.67; 2016 is $47.56. Show the expected return and Standard deviation.
Treasury bills currently pay a return of 3%; the stock market return over the same period averaged 11%, and Mountain company's beta is estimated at 0.9. buy Mountain Ltd is a good choice?