Moving to another question will save this response. Question Question 3 3 points Suppose the historical returns of a financial investment for the past 3 years are 11 = 0.07, r2 = 0.12 and 13 = 0.15. Calculate the risk (standard devis decimals. of returns during the 3-year period. Give your answer The formulas are: R = "r, and 0,2 = {i" (ri-R)2 /(n-1). A Moving to another question will save this response. MacBook Air DU