un wN II newconnect.mneuUcatn.cu IOR IICCL HW ch 12 Saved 5 Suppose we have the following returns for large-company stocks and Treasury bills over a six-year period: Large Company 3.92 % US Treasury Bill 5.90% 2.53 3.76 Year 10 2 14.18 19.37 -14.31 -31.80 37.08 polnts 3 4 716 51 5.42 eBook 6 6.24 Hint Print Calculate the arithmetic average returns for large-company stocks and T-bills over this period. (Do not round intermediate calculations and enter your answers as percent rounded to 2 decimal places, e.g, 32.16.) b. a. References Calculate the standard deviation of the returns for large-company stocks and T-bills over this period. (Do not round intermediate calculations and enter your answers as a percent rounded to 2 decimal places, e.g., 32.16.) c-1. Calculate the observed risk premium in each year for the large-company stocks versus the T-bills. What was the average risk premium over this period? (A negative answer should be indicated by a minus sign. Do not round intermediate calculations and enter your answer as a percent rounded to 2 decimal places e.g. 32.16.) c-2. Calculate the observed risk premium in each year for the large-company stocks versus the T-bills. What was the standard deviation of the risk premium over this period? (Do not round intermediate calculations and enter your answer as o Mc Graw Hill tducain