5 pts Retums for the Dayton Company over the last 3 years are shown below. What's the standard deviation of the firm's returns? (Hint: This is a sample, not a complete population, so the sample standard deviation formula should be used.) Do not found your intermediate calculations Year Return 2013 21.00% 2012 -12.50% 2011 17.50% 18.60% 14.55% 21.36%6 14.36% 18.41% app.honorock.com is sharing your screen. Stop sharing Hide Nad 23 A MacBook Air 209 FS DOO F4 57 FS FO FB A * $ 4 % 5 & 7 6 8 9