did not get the grades yet. The lecturer is effective in all aspects. I am registered in Melbourne campus. b. An investor recorded the following annual returns of one of his investments. You are required to calculate and comment on; i. . Mean return. ii. Variance and standard deviation of the return. iii. Geometric return. Year 2016 2017 2018 2019 2020 Return 15% 17% 19% 10% -5% (5 marks) ANSWER: ** Answer box will enlarge as you type