The following table shows the yearly returns for the market portfolio Time running Atmode: 17 Junat 1 Hour 17 minute Year Return 2019 10% 2018 -2% 2017 -0.25% 2016 21.25% 2015 5.28% 2014 0.58% 2013 4.89% 1) What is the average return in % over the sample period? 2) What is the standard deviation in % over the sample period? 3) If risk-free rate is 2% during the sample period, what is the reward for risk ratio