P12-9 Calculating Returns and Variability (LO1) nts You've observed the following returns on Crash-n-Burn Computer's stock over the past five years: 5 percent. -10 percent, 23 percent. 14 percent, and 16 percent What was the arithmetic average return on the company's stock over this five-year period? eBook Average return 11.42% Ask Print References What was the variance of the company's returns over this period? Variance What was the standard deviation of the company's returns over this period? Standard deviation