answer both parts correctly for a thumbs up, thank you

Question 3 2 pts Calculate the standard deviation of the following returns. Year Return 1 0.18 2 -0.16 3 -0.13 4 -0.04 5 0.18 Enter the answer with 4 decimals, e.g. 0.1234. Question 4 2 pts Calculate the variance of the following returns Year Return 1 -0.05 2 0.24 3 0.17 4 0 5 -0.12 Enter the answer with 4 decimals, e.g. 0.1234