Consider the following table for a period of six years. Returns Large-Company Stocks -14.69% U.S. Treasury Bills Year 1973 1974 1975 1976 1977 1978 7.29% 7.99 5.87 5.07 5.45 7.64 -26.47 37.23 23.93 7.16 6.57 Requirement 1: Calculate the arithmetic average returns for large-company stocks and T-bills over this time period. (Do not round intermediate calculations. Enter your answers as a percentage rounded to 2 decimal places (e.g, 32.16).) Arithmetic ave returns Large company stock T-bills Calculate the standard deviation of the returns for large-company stocks and T-bills over this time period. (Do not round intermediate calculations. Enter your answers as percentage rounded to 2 decimal places (e.g, 32.16).) Standard deviation Large company stock T-bills Requirement 3: Calculate the observed risk premium in each year for the large-company stocks versus the T-bills. (a) What was the arithmetic average risk premium over this period? (Negative amount should be indicated by a minus sign. Do not round intermediate calculations. Enter your answer as a percentage rounded to 2 decimal places (e.g., 32.16)) Risk premium What was the standard deviation of the risk premium over this period? (Do not round intermediate (b) calculations. Enter your answer as a percentage rounded to 2 decimal places (e.g.. 32.16).) Risk premium standard deviation Hints References eBook & Resources 24