Below are the returns for the past five years for Teledyne Inc. common stock and for the overall market, rM: Year Teledyne Market, rM 2012 16.5% 11.2% 2013 21.3% 15.6% 2014 17.4% 10.1% 2015 9.2% 3.0% 2016 29.1% 16.7% What is the estimated beta of the Teledyne stock? Hint: You can use either a calculator or Excel to answer this question.

a.)+2.44

b.)+0.79

c.)-0.83

d.)+1.25