You find a certain stock that had returns of 11 percent, -18 percent, 24 percent, and 14 percent for four of the last five years. The average retum of the stock over this period was 10.10 percent What was the stock's return for the missing year? (Round your answer to 1 decimal place. (e.g., 32.1)) Stock's return % What is the standard deviation of the stock's return? (Do not round intermediate calculations and round your final answer to 2 decimal places. (e.g., 32.16)) Standard deviation %