two parts to question one

Consider the following table for a period of six years: a-1. Calculate the arithmetic average returns for large-company stocks and T-bills over this time period. Note: Do not round intermediate calculations ond enter your answers as a percent rounded to 2 decimal places, e.g... 32.16 a-2. Calculate the standard deviation of the returns for large company stocks and T.bills over this time penod. Note: Do not round intermediate calculations and enter your answers as a percent rounded to 2 decimal places, e.9., 32.16. Calculate the observed risk premium in each year for the lrge-company stocks versus the T-bills. b-1. What was the arithmetic average risk premium over this period? Note: A negative answer should be indicated by a minus sign. Do not round intermediate calculations ond enter your answer as a percent rounded to 2 decimal places, e.g., 32.16. b-2. What was the standard devation of the risk premium over this period? Note: Do not round intermediate calculations and enter your onswer s a percent rounded to 2 decimal places, e.g., 32.16