Question 22 (4 points) You have the following data on Trask Inc. What is the standard deviation if the expected value is 12.15%? Probability Trask Co. Returns 0.4 11.10% 0.25 12.50% 0.35 13.10% 0.0074 0.0089 0.0168 0.0068 Previous Page Next Page Page 22 of 26 Question 21 (4 points) Suppose the mean of a returns distribution is 4.2%, and the standard deviation is 1.8%. Roughly, what is the likelihood of those returns being greater than 7.8%? 1% 2.5% 10% 5% Previous Page Next Page Page 21 of 26 Question 20 (4 points) Suppose Crown Mac Corp. has an expected return of 0.089. There is a 84.13% chance that a value of the distribution will be above 0.040. What is the standard deviation of the return distribution? 0.490 0.980 0.245 0.735 Previous Page Next Page Page 20 of 26