please answers these questions need them urgently

Q.1 The following returns were realized on an investment over a 5-year period. (CO-1, 2) year 2 3 4 5 Rate of return | 0.10 0.22 0.06 -0.05 -0.2 1. Compute the mean and median of the returns. [2 Marks] 2. Compute the geometric mean. [2 Marks] 3. Which one of the three statistics computed in parts (1) and (2) best describes the return over the 5-year period? Explain. [2 Marks] Q.2. The weight of 8 persons (in LB) are : 138, 143,141, 139, 152, 148, 160 and 267 a. Find the average weight using the suitable form of average. [2 Marks] b . Give reason for your choice. [2 Marks] (CO - 1,2) Q.3. 126 127 156 167 189 234 302 117 134 The above data consists of two outliers 234 and 302, due to which the A.M. is greatly affected. Treating outliers as one group and remaining observations as second group compute the following: 1) arithmetic mean of individual groups and combined group [2 Marks] 2) standard deviations of individual groups and combined standard deviation of both groups, also interpret your answers. [4 Marks] (CO- 1, 2, 4)