Please show and double check your work.

Question 5 1 pts The rate of return on ABC, Inc., stock over the last five years was 8.87 percent, -2.63 percent, 18.7 percent, -1.78 percent, and 2.38 percent. What was the standard deviation of returns (in percent) on ABC stock over this period? Do intermediate work to six decimals. Answer to two decimals