Using the information from Problem 5, calculate the variances and the standard deviations for Cherry and Straw.

Data From Problem 5

The rates of return on Cherry Jalopies, Inc., stock over the last five years were 17 percent, 11 percent, −2 percent, 3 percent, and 14 percent. Over the same period, the returns on Straw Construction Company’s stock were 16 percent, 18 percent, −6 percent, 1 percent, and 22 percent. What was the arithmetic average return on each stock over this period?