The rates of return on Cherry Jalopies, Inc., stock over the last five years were 23 percent, 11 percent, -5

The rates of return on Cherry Jalopies, Inc., stock over the last five years were 23 percent, 11 percent, -5 percent, 7 percent, and 10 percent. Over the same period, the returns on Straw Construction Company's stock were 16 percent, 24 percent, -6 percent, 2 percent and 16 percent. Calculate both the variances and standard variances for Cherry and Straw.