LG 2 E8-3 The expected annual returns are 15% for investment 1 and 12% for investment 2. The standard deviation of the first investment's return is 10%; the second invest- ment's return has a standard deviation of 5%. Which investment is less risky based solely on standard deviation? Which investment is less risky based on coefficient of variation? Which is a better measure given that the expected returns of the two investments are not the same